Simplify $\sqrt{5}(10-4 \sqrt{2})$.A. 14 B. $15 \sqrt{2}$ C. $5 \sqrt{2}-4 \sqrt{10}$ D. $ 10 5 − 4 10 10 \sqrt{5}-4 \sqrt{10} 10 5 ​ − 4 10 ​ [/tex]

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Introduction

Radical expressions are a fundamental concept in mathematics, and simplifying them is a crucial skill to master. In this article, we will focus on simplifying the expression 5(1042)\sqrt{5}(10-4 \sqrt{2}). We will break down the problem into manageable steps and provide a clear explanation of each step.

Understanding the Expression

The given expression is 5(1042)\sqrt{5}(10-4 \sqrt{2}). To simplify this expression, we need to understand the properties of radical expressions. Specifically, we need to know how to multiply and divide radical expressions.

Multiplying Radical Expressions

When multiplying radical expressions, we can multiply the numbers inside the radical signs and then multiply the numbers outside the radical signs. This is known as the "product rule" for radical expressions.

The Product Rule

The product rule states that:

ab=ab\sqrt{a} \cdot \sqrt{b} = \sqrt{ab}

Applying the Product Rule

In our expression, we have 5\sqrt{5} multiplied by (1042)(10-4 \sqrt{2}). To simplify this expression, we can apply the product rule by multiplying the numbers inside the radical signs.

5(1042)=5(1042)\sqrt{5} \cdot (10-4 \sqrt{2}) = \sqrt{5 \cdot (10-4 \sqrt{2})}

Simplifying the Expression

Now, we need to simplify the expression inside the radical sign. To do this, we can use the distributive property to multiply the numbers inside the radical sign.

5(1042)=50202\sqrt{5 \cdot (10-4 \sqrt{2})} = \sqrt{50-20 \sqrt{2}}

Rationalizing the Denominator

The expression 50202\sqrt{50-20 \sqrt{2}} can be simplified further by rationalizing the denominator. To rationalize the denominator, we need to multiply the expression by a clever form of 1.

Rationalizing the Denominator

To rationalize the denominator, we can multiply the expression by 50+20250+202\frac{\sqrt{50+20 \sqrt{2}}}{\sqrt{50+20 \sqrt{2}}}. This will eliminate the radical sign in the denominator.

5020250+20250+202=5020250+20250+202\sqrt{50-20 \sqrt{2}} \cdot \frac{\sqrt{50+20 \sqrt{2}}}{\sqrt{50+20 \sqrt{2}}} = \frac{\sqrt{50-20 \sqrt{2}} \cdot \sqrt{50+20 \sqrt{2}}}{\sqrt{50+20 \sqrt{2}}}

Simplifying the Expression

Now, we can simplify the expression by multiplying the numbers inside the radical signs.

5020250+20250+202=50202+50+20250+202\frac{\sqrt{50-20 \sqrt{2}} \cdot \sqrt{50+20 \sqrt{2}}}{\sqrt{50+20 \sqrt{2}}} = \frac{50-20 \sqrt{2}+50+20 \sqrt{2}}{\sqrt{50+20 \sqrt{2}}}

Simplifying the Expression

The expression 50202+50+20250-20 \sqrt{2}+50+20 \sqrt{2} can be simplified further by combining like terms.

50202+50+20250+202=10050+202\frac{50-20 \sqrt{2}+50+20 \sqrt{2}}{\sqrt{50+20 \sqrt{2}}} = \frac{100}{\sqrt{50+20 \sqrt{2}}}

Simplifying the Expression

The expression 10050+202\frac{100}{\sqrt{50+20 \sqrt{2}}} can be simplified further by rationalizing the denominator.

Rationalizing the Denominator

To rationalize the denominator, we can multiply the expression by 5020250202\frac{\sqrt{50-20 \sqrt{2}}}{\sqrt{50-20 \sqrt{2}}}. This will eliminate the radical sign in the denominator.

10050+2025020250202=100502025020250+202\frac{100}{\sqrt{50+20 \sqrt{2}}} \cdot \frac{\sqrt{50-20 \sqrt{2}}}{\sqrt{50-20 \sqrt{2}}} = \frac{100 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{50-20 \sqrt{2}} \cdot \sqrt{50+20 \sqrt{2}}}

Simplifying the Expression

Now, we can simplify the expression by multiplying the numbers inside the radical signs.

100502025020250+202=10050202(50202)(50+202)\frac{100 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{50-20 \sqrt{2}} \cdot \sqrt{50+20 \sqrt{2}}} = \frac{100 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{(50-20 \sqrt{2})(50+20 \sqrt{2})}}

Simplifying the Expression

The expression (50202)(50+202)(50-20 \sqrt{2})(50+20 \sqrt{2}) can be simplified further by multiplying the numbers inside the radical signs.

(50202)(50+202)=25004002+4002800=1700(50-20 \sqrt{2})(50+20 \sqrt{2}) = 2500-400 \sqrt{2}+400 \sqrt{2}-800 = 1700

Simplifying the Expression

Now, we can simplify the expression by substituting the simplified expression into the original expression.

10050202(50202)(50+202)=100502021700\frac{100 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{(50-20 \sqrt{2})(50+20 \sqrt{2})}} = \frac{100 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{1700}}

Simplifying the Expression

The expression 1700\sqrt{1700} can be simplified further by finding the prime factorization of 1700.

1700=225217=2517=1017\sqrt{1700} = \sqrt{2^2 \cdot 5^2 \cdot 17} = 2 \cdot 5 \cdot \sqrt{17} = 10 \sqrt{17}

Simplifying the Expression

Now, we can simplify the expression by substituting the simplified expression into the original expression.

100502021700=100502021017\frac{100 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{1700}} = \frac{100 \cdot \sqrt{50-20 \sqrt{2}}}{10 \sqrt{17}}

Simplifying the Expression

The expression 100502021017\frac{100 \cdot \sqrt{50-20 \sqrt{2}}}{10 \sqrt{17}} can be simplified further by dividing the numbers inside the radical signs.

100502021017=105020217\frac{100 \cdot \sqrt{50-20 \sqrt{2}}}{10 \sqrt{17}} = \frac{10 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{17}}

Simplifying the Expression

The expression 105020217\frac{10 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{17}} can be simplified further by rationalizing the denominator.

Rationalizing the Denominator

To rationalize the denominator, we can multiply the expression by 1717\frac{\sqrt{17}}{\sqrt{17}}. This will eliminate the radical sign in the denominator.

1050202171717=1050202171717\frac{10 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{17}} \cdot \frac{\sqrt{17}}{\sqrt{17}} = \frac{10 \cdot \sqrt{50-20 \sqrt{2}} \cdot \sqrt{17}}{\sqrt{17} \cdot \sqrt{17}}

Simplifying the Expression

Now, we can simplify the expression by multiplying the numbers inside the radical signs.

1050202171717=10850340217\frac{10 \cdot \sqrt{50-20 \sqrt{2}} \cdot \sqrt{17}}{\sqrt{17} \cdot \sqrt{17}} = \frac{10 \cdot \sqrt{850-340 \sqrt{2}}}{17}

Simplifying the Expression

The expression 10850340217\frac{10 \cdot \sqrt{850-340 \sqrt{2}}}{17} can be simplified further by rationalizing the denominator.

Rationalizing the Denominator

To rationalize the denominator, we can multiply the expression by 1717\frac{17}{17}. This will eliminate the radical sign in the denominator.

108503402171717=108503402171717\frac{10 \cdot \sqrt{850-340 \sqrt{2}}}{17} \cdot \frac{17}{17} = \frac{10 \cdot \sqrt{850-340 \sqrt{2}} \cdot 17}{17 \cdot 17}

Simplifying the Expression

Now, we can simplify the expression by multiplying the numbers inside the radical signs.

108503402171717=1708503402289\frac{10 \cdot \sqrt{850-340 \sqrt{2}} \cdot 17}{17 \cdot 17} = \frac{170 \cdot \sqrt{850-340 \sqrt{2}}}{289}

Simplifying the Expression

The expression 1708503402289\frac{170 \cdot \sqrt{850-340 \sqrt{2}}}{289} can be simplified further by rationalizing the denominator.

Rationalizing the Denominator

To rationalize the denominator, we can multiply the expression by 289289\frac{289}{289}. This will eliminate the radical sign in the denominator.

Q&A: Simplifying Radical Expressions

Q: What is a radical expression?

A: A radical expression is an expression that contains a radical sign, which is denoted by the symbol \sqrt{}. Radical expressions can be simplified using various techniques, including the product rule and the quotient rule.

Q: What is the product rule for radical expressions?

A: The product rule states that:

ab=ab</span></p><h2><strong>Q:HowdoIapplytheproductruletosimplifyaradicalexpression?</strong></h2><p>A:Toapplytheproductrule,youneedtomultiplythenumbersinsidetheradicalsigns.Forexample,ifyouhave<spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><msqrt><mn>5</mn></msqrt><mo></mo><mostretchy="false">(</mo><mn>10</mn><mo></mo><mn>4</mn><msqrt><mn>2</mn></msqrt><mostretchy="false">)</mo></mrow><annotationencoding="application/xtex">5(1042)</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.04em;verticalalign:0.1328em;"></span><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9072em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"style="paddingleft:0.833em;"><spanclass="mord">5</span></span></span><spanstyle="top:2.8672em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetail"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1328em;"><span></span></span></span></span></span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mbin"></span><spanclass="mspace"style="marginright:0.2222em;"></span></span><spanclass="base"><spanclass="strut"style="height:1em;verticalalign:0.25em;"></span><spanclass="mopen">(</span><spanclass="mord">10</span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mbin"></span><spanclass="mspace"style="marginright:0.2222em;"></span></span><spanclass="base"><spanclass="strut"style="height:1.1572em;verticalalign:0.25em;"></span><spanclass="mord">4</span><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9072em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"style="paddingleft:0.833em;"><spanclass="mord">2</span></span></span><spanstyle="top:2.8672em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetail"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1328em;"><span></span></span></span></span></span><spanclass="mclose">)</span></span></span></span>,youcanmultiplythenumbersinsidetheradicalsignstoget<spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><msqrt><mrow><mn>5</mn><mo></mo><mostretchy="false">(</mo><mn>10</mn><mo></mo><mn>4</mn><msqrt><mn>2</mn></msqrt><mostretchy="false">)</mo></mrow></msqrt></mrow><annotationencoding="application/xtex">5(1042)</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.84em;verticalalign:0.5264em;"></span><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.3136em;"><spanclass="svgalign"style="top:3.8em;"><spanclass="pstrut"style="height:3.8em;"></span><spanclass="mord"style="paddingleft:1em;"><spanclass="mord">5</span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mbin"></span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mopen">(</span><spanclass="mord">10</span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mbin"></span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mord">4</span><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9072em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"style="paddingleft:0.833em;"><spanclass="mord">2</span></span></span><spanstyle="top:2.8672em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetail"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1328em;"><span></span></span></span></span></span><spanclass="mclose">)</span></span></span><spanstyle="top:3.2736em;"><spanclass="pstrut"style="height:3.8em;"></span><spanclass="hidetail"style="minwidth:1.02em;height:1.88em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.88em"viewBox="004000001944"preserveAspectRatio="xMinYMinslice"><pathd="M98390l00c4,6.7,10,10,18,10H400000v40H1013.1s83.4,268,264.1,840c180.7,572,277,876.3,289,913c4.7,4.7,12.7,7,24,7s12,0,12,0c1.3,3.3,3.7,11.7,7,25c35.3,125.3,106.7,373.3,214,744c10,12,21,25,33,39s32,39,32,39c6,5.3,15,14,27,26s25,30,25,30c26.7,32.7,52,63,76,91s52,60,52,60s208,722,208,722c56,175.3,126.3,397.3,211,666c84.7,268.7,153.8,488.2,207.5,658.5c53.7,170.3,84.5,266.8,92.5,289.5zM100180h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.5264em;"><span></span></span></span></span></span></span></span></span>.</p><h2><strong>Q:Whatisthequotientruleforradicalexpressions?</strong></h2><p>A:Thequotientrulestatesthat:</p><pclass=katexblock><spanclass="katexdisplay"><spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"display="block"><semantics><mrow><mfrac><msqrt><mi>a</mi></msqrt><msqrt><mi>b</mi></msqrt></mfrac><mo>=</mo><msqrt><mfrac><mi>a</mi><mi>b</mi></mfrac></msqrt></mrow><annotationencoding="application/xtex">ab=ab</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:2.4073em;verticalalign:0.93em;"></span><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.4773em;"><spanstyle="top:2.1778em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9322em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"style="paddingleft:0.833em;"><spanclass="mordmathnormal">b</span></span></span><spanstyle="top:2.8922em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetail"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1078em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.677em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.8003em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"style="paddingleft:0.833em;"><spanclass="mordmathnormal">a</span></span></span><spanstyle="top:2.7603em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetail"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.2397em;"><span></span></span></span></span></span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.93em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span><spanclass="mspace"style="marginright:0.2778em;"></span><spanclass="mrel">=</span><spanclass="mspace"style="marginright:0.2778em;"></span></span><spanclass="base"><spanclass="strut"style="height:2.44em;verticalalign:0.8953em;"></span><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.5447em;"><spanclass="svgalign"style="top:4.4em;"><spanclass="pstrut"style="height:4.4em;"></span><spanclass="mord"style="paddingleft:1em;"><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.1076em;"><spanstyle="top:2.314em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"><spanclass="mordmathnormal">b</span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.677em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"><spanclass="mordmathnormal">a</span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.686em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span></span></span><spanstyle="top:3.5047em;"><spanclass="pstrut"style="height:4.4em;"></span><spanclass="hidetail"style="minwidth:1.02em;height:2.48em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="2.48em"viewBox="004000002592"preserveAspectRatio="xMinYMinslice"><pathd="M424,2478c1.3,0.7,38.5,172,111.5,514c73,342,109.8,513.3,110.5,514c0,2,10.7,14.3,32,49c4.7,7.3,9.8,15.7,15.5,25c5.7,9.3,9.8,16,12.5,20s5,7,5,7c4,3.3,8.3,7.7,13,13s13,13,13,13s76,122,76,122s77,121,77,121s209,968,209,968c0,2,84.7,361.7,254,1079c169.3,717.3,254.7,1077.7,256,1081l00c4,6.7,10,10,18,10H400000v40H1014.6s87.3,378.7,272.6,1166c185.3,787.3,279.3,1182.3,282,1185c2,6,10,9,24,9c8,0,12,0.7,12,2zM100180h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.8953em;"><span></span></span></span></span></span></span></span></span></span></p><h2><strong>Q:HowdoIapplythequotientruletosimplifyaradicalexpression?</strong></h2><p>A:Toapplythequotientrule,youneedtodividethenumbersinsidetheradicalsigns.Forexample,ifyouhave<spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><msqrt><mrow><mn>50</mn><mo></mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotationencoding="application/xtex">5020217</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.8676em;verticalalign:0.538em;"></span><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.3296em;"><spanstyle="top:2.551em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">17</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.5038em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.1798em;"><spanclass="svgalign"style="top:3.4286em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="mordmtight"style="paddingleft:1.19em;"><spanclass="mordmtight">50</span><spanclass="mbinmtight"></span><spanclass="mordmtight">20</span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">2</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.1518em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.5429em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.5429em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.538em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span></span></span></span>,youcandividethenumbersinsidetheradicalsignstoget<spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><msqrt><mrow><mn>50</mn><mo></mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotationencoding="application/xtex">5020217</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.8676em;verticalalign:0.538em;"></span><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.3296em;"><spanstyle="top:2.551em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">17</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.5038em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.1798em;"><spanclass="svgalign"style="top:3.4286em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="mordmtight"style="paddingleft:1.19em;"><spanclass="mordmtight">50</span><spanclass="mbinmtight"></span><spanclass="mordmtight">20</span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">2</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.1518em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.5429em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.5429em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.538em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span></span></span></span>.</p><h2><strong>Q:HowdoIrationalizethedenominatorofaradicalexpression?</strong></h2><p>A:Torationalizethedenominator,youneedtomultiplytheexpressionbyacleverformof1.Forexample,ifyouhave<spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mrow><mn>10</mn><mo></mo><msqrt><mrow><mn>50</mn><mo></mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotationencoding="application/xtex">105020217</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.8676em;verticalalign:0.538em;"></span><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.3296em;"><spanstyle="top:2.551em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">17</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.5038em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordmtight">10</span><spanclass="mbinmtight"></span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.1798em;"><spanclass="svgalign"style="top:3.4286em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="mordmtight"style="paddingleft:1.19em;"><spanclass="mordmtight">50</span><spanclass="mbinmtight"></span><spanclass="mordmtight">20</span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">2</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.1518em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.5429em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.5429em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.538em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span></span></span></span>,youcanmultiplytheexpressionby<spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><msqrt><mn>17</mn></msqrt><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotationencoding="application/xtex">1717</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.576em;verticalalign:0.538em;"></span><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.038em;"><spanstyle="top:2.551em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">17</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.399em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="pa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le="paddingleft:1.19em;"><spanclass="mordmtight">50</span><spanclass="mbinmtight"></span><spanclass="mordmtight">20</span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">2</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.1518em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.5429em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.5429em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.2768em;"><span></span></span></span></span></span><spanclass="mbinmtight"></span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">17</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.538em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span></span></span></span>.</p><h2><strong>Q:Whatisthefinalanswertotheoriginalproblem?</strong></h2><p>A:Thefinalanswertotheoriginalproblemis<spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mrow><mn>170</mn><mo></mo><msqrt><mrow><mn>850</mn><mo></mo><mn>340</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><mn>289</mn></mfrac></mrow><annotationencoding="application/xtex">1708503402289</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.6746em;verticalalign:0.345em;"></span><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.3296em;"><spanstyle="top:2.655em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordmtight">289</span></span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.5038em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordmtight">170</span><spanclass="mbinmtight"></span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.1798em;"><spanclass="svgalign"style="top:3.4286em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="mordmtight"style="paddingleft:1.19em;"><spanclass="mordmtight">850</span><spanclass="mbinmtight"></span><spanclass="mordmtight">340</span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">2</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.1518em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.5429em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.5429em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.345em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span></span></span></span>.</p><h2><strong>Conclusion</strong></h2><p>Simplifyingradicalexpressionsisacrucialskilltomasterinmathematics.Byunderstandingtheproductrule,thequotientrule,andhowtorationalizethedenominator,youcansimplifyeventhemostcomplexradicalexpressions.Remembertoalwaysfollowthestepsoutlinedinthisarticletoensurethatyouaresimplifyingradicalexpressionscorrectly.</p><h2><strong>CommonMistakestoAvoid</strong></h2><ul><li>Notapplyingtheproductruleorthequotientrulecorrectly</li><li>Notrationalizingthedenominator</li><li>Notsimplifyingtheexpressioninsidetheradicalsign</li><li>Notfollowingthestepsoutlinedinthisarticle</li></ul><h2><strong>TipsandTricks</strong></h2><ul><li>Alwaysstartbysimplifyingtheexpressioninsidetheradicalsign</li><li>Usetheproductruleandthequotientruletosimplifytheexpression</li><li>Rationalizethedenominatortoeliminatetheradicalsign</li><li>Followthestepsoutlinedinthisarticletoensurethatyouaresimplifyingradicalexpressionscorrectly</li></ul><h2><strong>PracticeProblems</strong></h2><ul><li>Simplifytheexpression<spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><msqrt><mn>5</mn></msqrt><mo></mo><mostretchy="false">(</mo><mn>10</mn><mo></mo><mn>4</mn><msqrt><mn>2</mn></msqrt><mostretchy="false">)</mo></mrow><annotationencoding="application/xtex">5(1042)</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.04em;verticalalign:0.1328em;"></span><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9072em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"style="paddingleft:0.833em;"><spanclass="mord">5</span></span></span><spanstyle="top:2.8672em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetail"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1328em;"><span></span></span></span></span></span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mbin"></span><spanclass="mspace"style="marginright:0.2222em;"></span></span><spanclass="base"><spanclass="strut"style="height:1em;verticalalign:0.25em;"></span><spanclass="mopen">(</span><spanclass="mord">10</span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mbin"></span><spanclass="mspace"style="marginright:0.2222em;"></span></span><spanclass="base"><spanclass="strut"style="height:1.1572em;verticalalign:0.25em;"></span><spanclass="mord">4</span><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9072em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"style="paddingleft:0.833em;"><spanclass="mord">2</span></span></span><spanstyle="top:2.8672em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetail"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1328em;"><span></span></span></span></span></span><spanclass="mclose">)</span></span></span></span></li><li>Simplifytheexpression<spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><msqrt><mrow><mn>50</mn><mo></mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotationencoding="application/xtex">5020217</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.8676em;verticalalign:0.538em;"></span><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.3296em;"><spanstyle="top:2.551em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">17</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.5038em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.1798em;"><spanclass="svgalign"style="top:3.4286em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="mordmtight"style="paddingleft:1.19em;"><spanclass="mordmtight">50</span><spanclass="mbinmtight"></span><spanclass="mordmtight">20</span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">2</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.1518em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.5429em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.5429em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.538em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span></span></span></span></li><li>Simplifytheexpression<spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mrow><mn>10</mn><mo></mo><msqrt><mrow><mn>50</mn><mo></mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotationencoding="application/xtex">105020217</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.8676em;verticalalign:0.538em;"></span><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.3296em;"><spanstyle="top:2.551em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">17</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.5038em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordmtight">10</span><spanclass="mbinmtight"></span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.1798em;"><spanclass="svgalign"style="top:3.4286em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="mordmtight"style="paddingleft:1.19em;"><spanclass="mordmtight">50</span><spanclass="mbinmtight"></span><spanclass="mordmtight">20</span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">2</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.1518em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.5429em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.5429em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.538em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span></span></span></span></li></ul><h2><strong>AnswerKey</strong></h2><ul><li><spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><msqrt><mn>5</mn></msqrt><mo></mo><mostretchy="false">(</mo><mn>10</mn><mo></mo><mn>4</mn><msqrt><mn>2</mn></msqrt><mostretchy="false">)</mo><mo>=</mo><msqrt><mrow><mn>50</mn><mo></mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><annotationencoding="application/xtex">5(1042)=50202</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.04em;verticalalign:0.1328em;"></span><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9072em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"style="paddingleft:0.833em;"><spanclass="mord">5</span></span></span><spanstyle="top:2.8672em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetail"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1328em;"><span></span></span></span></span></span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mbin"></span><spanclass="mspace"style="marginright:0.2222em;"></span></span><spanclass="base"><spanclass="strut"style="height:1em;verticalalign:0.25em;"></span><spanclass="mopen">(</span><spanclass="mord">10</span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mbin"></span><spanclass="mspace"style="marginright:0.2222em;"></span></span><spanclass="base"><spanclass="strut"style="height:1.1572em;verticalalign:0.25em;"></span><spanclass="mord">4</span><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9072em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"style="paddingleft:0.833em;"><spanclass="mord">2</span></span></span><spanstyle="top:2.8672em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetail"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1328em;"><span></span></span></span></span></span><spanclass="mclose">)</span><spanclass="mspace"style="marginright:0.2778em;"></span><spanclass="mrel">=</span><spanclass="mspace"style="marginright:0.2778em;"></span></span><spanclass="base"><spanclass="strut"style="height:1.24em;verticalalign:0.1678em;"></span><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.0722em;"><spanclass="svgalign"style="top:3.2em;"><spanclass="pstrut"style="height:3.2em;"></span><spanclass="mord"style="paddingleft:1em;"><spanclass="mord">50</span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mbin"></span><spanclass="mspace"style="marginright:0.2222em;"></span><spanclass="mord">20</span><spanclass="mordsqrt"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9072em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mord"style="paddingleft:0.833em;"><spanclass="mord">2</span></span></span><spanstyle="top:2.8672em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetail"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1328em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.0322em;"><spanclass="pstrut"style="height:3.2em;"></span><spanclass="hidetail"style="minwidth:1.02em;height:1.28em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.28em"viewBox="004000001296"preserveAspectRatio="xMinYMinslice"><pathd="M263,681c0.7,0,18,39.7,52,119c34,79.3,68.167,158.7,102.5,238c34.3,79.3,51.8,119.3,52.5,120c340,704.7,510.7,1060.3,512,1067l00c4.7,7.3,11,11,19,11H40000v40H1012.3s271.3,567,271.3,567c38.7,80.7,84,175,136,283c52,108,89.167,185.3,111.5,232c22.3,46.7,33.8,70.3,34.5,71c4.7,4.7,12.3,7,23,7s12,1,12,1s109,253,109,253c72.7,168,109.3,252,110,252c10.7,8,22,16.7,34,26c22,17.3,33.3,26,34,26s26,26,26,26s76,59,76,59s76,60,76,60zM100180h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1678em;"><span></span></span></span></span></span></span></span></span></li><li><spanclass="katex"><spanclass="katexmathml"><mathxmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><msqrt><mrow><mn>50</mn><mo></mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt><msqrt><mn>17</mn></msqrt></mfrac><mo>=</mo><mfrac><mrow><mn>10</mn><mo></mo><msqrt><mrow><mn>50</mn><mo></mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotationencoding="application/xtex">5020217=105020217</annotation></semantics></math></span><spanclass="katexhtml"ariahidden="true"><spanclass="base"><spanclass="strut"style="height:1.8676em;verticalalign:0.538em;"></span><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.3296em;"><spanstyle="top:2.551em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">17</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.5038em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.1798em;"><spanclass="svgalign"style="top:3.4286em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="mordmtight"style="paddingleft:1.19em;"><spanclass="mordmtight">50</span><spanclass="mbinmtight"></span><spanclass="mordmtight">20</span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">2</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.1518em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.5429em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.5429em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.538em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span><spanclass="mspace"style="marginright:0.2778em;"></span><spanclass="mrel">=</span><spanclass="mspace"style="marginright:0.2778em;"></span></span><spanclass="base"><spanclass="strut"style="height:1.8676em;verticalalign:0.538em;"></span><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.3296em;"><spanstyle="top:2.551em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">17</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.5038em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordmtight">10</span><spanclass="m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e="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordmtight">10</span><spanclass="mbinmtight"></span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.1798em;"><spanclass="svgalign"style="top:3.4286em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="mordmtight"style="paddingleft:1.19em;"><spanclass="mordmtight">50</span><spanclass="mbinmtight"></span><spanclass="mordmtight">20</span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">2</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.1518em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.5429em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.5429em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.538em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span><spanclass="mspace"style="marginright:0.2778em;"></span><spanclass="mrel">=</span><spanclass="mspace"style="marginright:0.2778em;"></span></span><spanclass="base"><spanclass="strut"style="height:1.6746em;verticalalign:0.345em;"></span><spanclass="mord"><spanclass="mopennulldelimiter"></span><spanclass="mfrac"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.3296em;"><spanstyle="top:2.655em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordmtight">289</span></span></span></span><spanstyle="top:3.23em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="fracline"style="borderbottomwidth:0.04em;"></span></span><spanstyle="top:3.5038em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="sizingresetsize6size3mtight"><spanclass="mordmtight"><spanclass="mordmtight">170</span><spanclass="mbinmtight"></span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:1.1798em;"><spanclass="svgalign"style="top:3.4286em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="mordmtight"style="paddingleft:1.19em;"><spanclass="mordmtight">850</span><spanclass="mbinmtight"></span><spanclass="mordmtight">340</span><spanclass="mordsqrtmtight"><spanclass="vlisttvlistt2"><spanclass="vlistr"><spanclass="vlist"style="height:0.9128em;"><spanclass="svgalign"style="top:3em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="mordmtight"style="paddingleft:0.833em;"><spanclass="mordmtight">2</span></span></span><spanstyle="top:2.8728em;"><spanclass="pstrut"style="height:3em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.08em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.08em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.1272em;"><span></span></span></span></span></span></span></span><spanstyle="top:3.1518em;"><spanclass="pstrut"style="height:3.4286em;"></span><spanclass="hidetailmtight"style="minwidth:0.853em;height:1.5429em;"><svgxmlns="http://www.w3.org/2000/svg"width="400em"height="1.5429em"viewBox="004000001080"preserveAspectRatio="xMinYMinslice"><pathd="M95,702c2.7,0,7.17,2.7,13.5,8c5.8,5.3,9.5,10,9.5,14c0,2,0.3,3.3,1,4c1.3,2.7,23.83,20.7,67.5,54c44.2,33.3,65.8,50.3,66.5,51c1.3,1.3,3,2,5,2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,71,104,213c68.7,142,137.5,285,206.5,429c69,144,104.5,217.7,106.5,221l00c5.3,9.3,12,14,20,14H400000v40H845.2724s225.272,467,225.272,467s235,486,235,486c2.7,4.7,9,7,19,7c6,0,10,1,12,3s194,422,194,422s65,47,65,47zM83480h400000v40h400000z"/></svg></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><spanclass="vlists"></span></span><spanclass="vlistr"><spanclass="vlist"style="height:0.345em;"><span></span></span></span></span></span><spanclass="mclosenulldelimiter"></span></span></span></span></span></li></ul>\sqrt{a} \cdot \sqrt{b} = \sqrt{ab} </span></p> <h2><strong>Q: How do I apply the product rule to simplify a radical expression?</strong></h2> <p>A: To apply the product rule, you need to multiply the numbers inside the radical signs. For example, if you have <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><msqrt><mn>5</mn></msqrt><mo>⋅</mo><mo stretchy="false">(</mo><mn>10</mn><mo>−</mo><mn>4</mn><msqrt><mn>2</mn></msqrt><mo stretchy="false">)</mo></mrow><annotation encoding="application/x-tex">\sqrt{5} \cdot (10-4 \sqrt{2})</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.04em;vertical-align:-0.1328em;"></span><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9072em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord" style="padding-left:0.833em;"><span class="mord">5</span></span></span><span style="top:-2.8672em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1328em;"><span></span></span></span></span></span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mbin">⋅</span><span class="mspace" style="margin-right:0.2222em;"></span></span><span class="base"><span class="strut" style="height:1em;vertical-align:-0.25em;"></span><span class="mopen">(</span><span class="mord">10</span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mbin">−</span><span class="mspace" style="margin-right:0.2222em;"></span></span><span class="base"><span class="strut" style="height:1.1572em;vertical-align:-0.25em;"></span><span class="mord">4</span><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9072em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord" style="padding-left:0.833em;"><span class="mord">2</span></span></span><span style="top:-2.8672em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1328em;"><span></span></span></span></span></span><span class="mclose">)</span></span></span></span>, you can multiply the numbers inside the radical signs to get <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><msqrt><mrow><mn>5</mn><mo>⋅</mo><mo stretchy="false">(</mo><mn>10</mn><mo>−</mo><mn>4</mn><msqrt><mn>2</mn></msqrt><mo stretchy="false">)</mo></mrow></msqrt></mrow><annotation encoding="application/x-tex">\sqrt{5 \cdot (10-4 \sqrt{2})}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.84em;vertical-align:-0.5264em;"></span><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3136em;"><span class="svg-align" style="top:-3.8em;"><span class="pstrut" style="height:3.8em;"></span><span class="mord" style="padding-left:1em;"><span class="mord">5</span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mbin">⋅</span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mopen">(</span><span class="mord">10</span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mbin">−</span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mord">4</span><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9072em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord" style="padding-left:0.833em;"><span class="mord">2</span></span></span><span style="top:-2.8672em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1328em;"><span></span></span></span></span></span><span class="mclose">)</span></span></span><span style="top:-3.2736em;"><span class="pstrut" style="height:3.8em;"></span><span class="hide-tail" style="min-width:1.02em;height:1.88em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.88em" viewBox="0 0 400000 1944" preserveAspectRatio="xMinYMin slice"><path d="M983 90 l0 -0 c4,-6.7,10,-10,18,-10 H400000v40 H1013.1s-83.4,268,-264.1,840c-180.7,572,-277,876.3,-289,913c-4.7,4.7,-12.7,7,-24,7 s-12,0,-12,0c-1.3,-3.3,-3.7,-11.7,-7,-25c-35.3,-125.3,-106.7,-373.3,-214,-744 c-10,12,-21,25,-33,39s-32,39,-32,39c-6,-5.3,-15,-14,-27,-26s25,-30,25,-30 c26.7,-32.7,52,-63,76,-91s52,-60,52,-60s208,722,208,722 c56,-175.3,126.3,-397.3,211,-666c84.7,-268.7,153.8,-488.2,207.5,-658.5 c53.7,-170.3,84.5,-266.8,92.5,-289.5z M1001 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.5264em;"><span></span></span></span></span></span></span></span></span>.</p> <h2><strong>Q: What is the quotient rule for radical expressions?</strong></h2> <p>A: The quotient rule states that:</p> <p class='katex-block'><span class="katex-display"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML" display="block"><semantics><mrow><mfrac><msqrt><mi>a</mi></msqrt><msqrt><mi>b</mi></msqrt></mfrac><mo>=</mo><msqrt><mfrac><mi>a</mi><mi>b</mi></mfrac></msqrt></mrow><annotation encoding="application/x-tex">\frac{\sqrt{a}}{\sqrt{b}} = \sqrt{\frac{a}{b}} </annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:2.4073em;vertical-align:-0.93em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.4773em;"><span style="top:-2.1778em;"><span class="pstrut" style="height:3em;"></span><span class="mord"><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9322em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord" style="padding-left:0.833em;"><span class="mord mathnormal">b</span></span></span><span style="top:-2.8922em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1078em;"><span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.677em;"><span class="pstrut" style="height:3em;"></span><span class="mord"><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.8003em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord" style="padding-left:0.833em;"><span class="mord mathnormal">a</span></span></span><span style="top:-2.7603em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2397em;"><span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.93em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span><span class="mspace" style="margin-right:0.2778em;"></span><span class="mrel">=</span><span class="mspace" style="margin-right:0.2778em;"></span></span><span class="base"><span class="strut" style="height:2.44em;vertical-align:-0.8953em;"></span><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.5447em;"><span class="svg-align" style="top:-4.4em;"><span class="pstrut" style="height:4.4em;"></span><span class="mord" style="padding-left:1em;"><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1076em;"><span style="top:-2.314em;"><span class="pstrut" style="height:3em;"></span><span class="mord"><span class="mord mathnormal">b</span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.677em;"><span class="pstrut" style="height:3em;"></span><span class="mord"><span class="mord mathnormal">a</span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.686em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span><span style="top:-3.5047em;"><span class="pstrut" style="height:4.4em;"></span><span class="hide-tail" style="min-width:1.02em;height:2.48em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="2.48em" viewBox="0 0 400000 2592" preserveAspectRatio="xMinYMin slice"><path d="M424,2478 c-1.3,-0.7,-38.5,-172,-111.5,-514c-73,-342,-109.8,-513.3,-110.5,-514 c0,-2,-10.7,14.3,-32,49c-4.7,7.3,-9.8,15.7,-15.5,25c-5.7,9.3,-9.8,16,-12.5,20 s-5,7,-5,7c-4,-3.3,-8.3,-7.7,-13,-13s-13,-13,-13,-13s76,-122,76,-122s77,-121,77,-121 s209,968,209,968c0,-2,84.7,-361.7,254,-1079c169.3,-717.3,254.7,-1077.7,256,-1081 l0 -0c4,-6.7,10,-10,18,-10 H400000 v40H1014.6 s-87.3,378.7,-272.6,1166c-185.3,787.3,-279.3,1182.3,-282,1185 c-2,6,-10,9,-24,9 c-8,0,-12,-0.7,-12,-2z M1001 80 h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.8953em;"><span></span></span></span></span></span></span></span></span></span></p> <h2><strong>Q: How do I apply the quotient rule to simplify a radical expression?</strong></h2> <p>A: To apply the quotient rule, you need to divide the numbers inside the radical signs. For example, if you have <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><msqrt><mrow><mn>50</mn><mo>−</mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotation encoding="application/x-tex">\frac{\sqrt{50-20 \sqrt{2}}}{\sqrt{17}}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.8676em;vertical-align:-0.538em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3296em;"><span style="top:-2.551em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.5038em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1798em;"><span class="svg-align" style="top:-3.4286em;"><span class="pstrut" style="height:3.4286em;"></span><span class="mord mtight" style="padding-left:1.19em;"><span class="mord mtight">50</span><span class="mbin mtight">−</span><span class="mord mtight">20</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">2</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span><span style="top:-3.1518em;"><span class="pstrut" style="height:3.4286em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.5429em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.5429em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.538em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span></span>, you can divide the numbers inside the radical signs to get <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><msqrt><mrow><mn>50</mn><mo>−</mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotation encoding="application/x-tex">\frac{\sqrt{50-20 \sqrt{2}}}{\sqrt{17}}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.8676em;vertical-align:-0.538em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3296em;"><span style="top:-2.551em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.5038em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1798em;"><span class="svg-align" style="top:-3.4286em;"><span class="pstrut" style="height:3.4286em;"></span><span class="mord mtight" style="padding-left:1.19em;"><span class="mord mtight">50</span><span class="mbin mtight">−</span><span class="mord mtight">20</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">2</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span><span style="top:-3.1518em;"><span class="pstrut" style="height:3.4286em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.5429em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.5429em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.538em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span></span>.</p> <h2><strong>Q: How do I rationalize the denominator of a radical expression?</strong></h2> <p>A: To rationalize the denominator, you need to multiply the expression by a clever form of 1. For example, if you have <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mrow><mn>10</mn><mo>⋅</mo><msqrt><mrow><mn>50</mn><mo>−</mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotation encoding="application/x-tex">\frac{10 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{17}}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.8676em;vertical-align:-0.538em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3296em;"><span style="top:-2.551em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.5038em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mtight">10</span><span class="mbin mtight">⋅</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1798em;"><span class="svg-align" style="top:-3.4286em;"><span class="pstrut" style="height:3.4286em;"></span><span class="mord mtight" style="padding-left:1.19em;"><span class="mord mtight">50</span><span class="mbin mtight">−</span><span class="mord mtight">20</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">2</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span><span style="top:-3.1518em;"><span class="pstrut" style="height:3.4286em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.5429em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.5429em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.538em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span></span>, you can multiply the expression by <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><msqrt><mn>17</mn></msqrt><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotation encoding="application/x-tex">\frac{\sqrt{17}}{\sqrt{17}}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.576em;vertical-align:-0.538em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.038em;"><span style="top:-2.551em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.399em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.538em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span></span> to get <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mrow><mn>10</mn><mo>⋅</mo><msqrt><mrow><mn>50</mn><mo>−</mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt><mo>⋅</mo><msqrt><mn>17</mn></msqrt></mrow><mrow><msqrt><mn>17</mn></msqrt><mo>⋅</mo><msqrt><mn>17</mn></msqrt></mrow></mfrac></mrow><annotation encoding="application/x-tex">\frac{10 \cdot \sqrt{50-20 \sqrt{2}} \cdot \sqrt{17}}{\sqrt{17} \cdot \sqrt{17}}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.8676em;vertical-align:-0.538em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3296em;"><span style="top:-2.551em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span><span class="mbin mtight">⋅</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.5038em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mtight">10</span><span class="mbin mtight">⋅</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1798em;"><span class="svg-align" style="top:-3.4286em;"><span class="pstrut" style="height:3.4286em;"></span><span class="mord mtight" style="padding-left:1.19em;"><span class="mord mtight">50</span><span class="mbin mtight">−</span><span class="mord mtight">20</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">2</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span><span style="top:-3.1518em;"><span class="pstrut" style="height:3.4286em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.5429em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.5429em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2768em;"><span></span></span></span></span></span><span class="mbin mtight">⋅</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.538em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span></span>.</p> <h2><strong>Q: What is the final answer to the original problem?</strong></h2> <p>A: The final answer to the original problem is <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mrow><mn>170</mn><mo>⋅</mo><msqrt><mrow><mn>850</mn><mo>−</mo><mn>340</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><mn>289</mn></mfrac></mrow><annotation encoding="application/x-tex">\frac{170 \cdot \sqrt{850-340 \sqrt{2}}}{289}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.6746em;vertical-align:-0.345em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3296em;"><span style="top:-2.655em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mtight">289</span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.5038em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mtight">170</span><span class="mbin mtight">⋅</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1798em;"><span class="svg-align" style="top:-3.4286em;"><span class="pstrut" style="height:3.4286em;"></span><span class="mord mtight" style="padding-left:1.19em;"><span class="mord mtight">850</span><span class="mbin mtight">−</span><span class="mord mtight">340</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">2</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span><span style="top:-3.1518em;"><span class="pstrut" style="height:3.4286em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.5429em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.5429em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.345em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span></span>.</p> <h2><strong>Conclusion</strong></h2> <p>Simplifying radical expressions is a crucial skill to master in mathematics. By understanding the product rule, the quotient rule, and how to rationalize the denominator, you can simplify even the most complex radical expressions. Remember to always follow the steps outlined in this article to ensure that you are simplifying radical expressions correctly.</p> <h2><strong>Common Mistakes to Avoid</strong></h2> <ul> <li>Not applying the product rule or the quotient rule correctly</li> <li>Not rationalizing the denominator</li> <li>Not simplifying the expression inside the radical sign</li> <li>Not following the steps outlined in this article</li> </ul> <h2><strong>Tips and Tricks</strong></h2> <ul> <li>Always start by simplifying the expression inside the radical sign</li> <li>Use the product rule and the quotient rule to simplify the expression</li> <li>Rationalize the denominator to eliminate the radical sign</li> <li>Follow the steps outlined in this article to ensure that you are simplifying radical expressions correctly</li> </ul> <h2><strong>Practice Problems</strong></h2> <ul> <li>Simplify the expression <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><msqrt><mn>5</mn></msqrt><mo>⋅</mo><mo stretchy="false">(</mo><mn>10</mn><mo>−</mo><mn>4</mn><msqrt><mn>2</mn></msqrt><mo stretchy="false">)</mo></mrow><annotation encoding="application/x-tex">\sqrt{5} \cdot (10-4 \sqrt{2})</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.04em;vertical-align:-0.1328em;"></span><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9072em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord" style="padding-left:0.833em;"><span class="mord">5</span></span></span><span style="top:-2.8672em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1328em;"><span></span></span></span></span></span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mbin">⋅</span><span class="mspace" style="margin-right:0.2222em;"></span></span><span class="base"><span class="strut" style="height:1em;vertical-align:-0.25em;"></span><span class="mopen">(</span><span class="mord">10</span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mbin">−</span><span class="mspace" style="margin-right:0.2222em;"></span></span><span class="base"><span class="strut" style="height:1.1572em;vertical-align:-0.25em;"></span><span class="mord">4</span><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9072em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord" style="padding-left:0.833em;"><span class="mord">2</span></span></span><span style="top:-2.8672em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1328em;"><span></span></span></span></span></span><span class="mclose">)</span></span></span></span></li> <li>Simplify the expression <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><msqrt><mrow><mn>50</mn><mo>−</mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotation encoding="application/x-tex">\frac{\sqrt{50-20 \sqrt{2}}}{\sqrt{17}}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.8676em;vertical-align:-0.538em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3296em;"><span style="top:-2.551em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.5038em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1798em;"><span class="svg-align" style="top:-3.4286em;"><span class="pstrut" style="height:3.4286em;"></span><span class="mord mtight" style="padding-left:1.19em;"><span class="mord mtight">50</span><span class="mbin mtight">−</span><span class="mord mtight">20</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">2</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span><span style="top:-3.1518em;"><span class="pstrut" style="height:3.4286em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.5429em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.5429em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.538em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span></span></li> <li>Simplify the expression <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mrow><mn>10</mn><mo>⋅</mo><msqrt><mrow><mn>50</mn><mo>−</mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotation encoding="application/x-tex">\frac{10 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{17}}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.8676em;vertical-align:-0.538em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3296em;"><span style="top:-2.551em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.5038em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mtight">10</span><span class="mbin mtight">⋅</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1798em;"><span class="svg-align" style="top:-3.4286em;"><span class="pstrut" style="height:3.4286em;"></span><span class="mord mtight" style="padding-left:1.19em;"><span class="mord mtight">50</span><span class="mbin mtight">−</span><span class="mord mtight">20</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">2</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span><span style="top:-3.1518em;"><span class="pstrut" style="height:3.4286em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.5429em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.5429em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.538em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span></span></li> </ul> <h2><strong>Answer Key</strong></h2> <ul> <li><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><msqrt><mn>5</mn></msqrt><mo>⋅</mo><mo stretchy="false">(</mo><mn>10</mn><mo>−</mo><mn>4</mn><msqrt><mn>2</mn></msqrt><mo stretchy="false">)</mo><mo>=</mo><msqrt><mrow><mn>50</mn><mo>−</mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><annotation encoding="application/x-tex">\sqrt{5} \cdot (10-4 \sqrt{2}) = \sqrt{50-20 \sqrt{2}}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.04em;vertical-align:-0.1328em;"></span><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9072em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord" style="padding-left:0.833em;"><span class="mord">5</span></span></span><span style="top:-2.8672em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1328em;"><span></span></span></span></span></span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mbin">⋅</span><span class="mspace" style="margin-right:0.2222em;"></span></span><span class="base"><span class="strut" style="height:1em;vertical-align:-0.25em;"></span><span class="mopen">(</span><span class="mord">10</span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mbin">−</span><span class="mspace" style="margin-right:0.2222em;"></span></span><span class="base"><span class="strut" style="height:1.1572em;vertical-align:-0.25em;"></span><span class="mord">4</span><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9072em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord" style="padding-left:0.833em;"><span class="mord">2</span></span></span><span style="top:-2.8672em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1328em;"><span></span></span></span></span></span><span class="mclose">)</span><span class="mspace" style="margin-right:0.2778em;"></span><span class="mrel">=</span><span class="mspace" style="margin-right:0.2778em;"></span></span><span class="base"><span class="strut" style="height:1.24em;vertical-align:-0.1678em;"></span><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.0722em;"><span class="svg-align" style="top:-3.2em;"><span class="pstrut" style="height:3.2em;"></span><span class="mord" style="padding-left:1em;"><span class="mord">50</span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mbin">−</span><span class="mspace" style="margin-right:0.2222em;"></span><span class="mord">20</span><span class="mord sqrt"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9072em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord" style="padding-left:0.833em;"><span class="mord">2</span></span></span><span style="top:-2.8672em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1328em;"><span></span></span></span></span></span></span></span><span style="top:-3.0322em;"><span class="pstrut" style="height:3.2em;"></span><span class="hide-tail" style="min-width:1.02em;height:1.28em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.28em" viewBox="0 0 400000 1296" preserveAspectRatio="xMinYMin slice"><path d="M263,681c0.7,0,18,39.7,52,119 c34,79.3,68.167,158.7,102.5,238c34.3,79.3,51.8,119.3,52.5,120 c340,-704.7,510.7,-1060.3,512,-1067 l0 -0 c4.7,-7.3,11,-11,19,-11 H40000v40H1012.3 s-271.3,567,-271.3,567c-38.7,80.7,-84,175,-136,283c-52,108,-89.167,185.3,-111.5,232 c-22.3,46.7,-33.8,70.3,-34.5,71c-4.7,4.7,-12.3,7,-23,7s-12,-1,-12,-1 s-109,-253,-109,-253c-72.7,-168,-109.3,-252,-110,-252c-10.7,8,-22,16.7,-34,26 c-22,17.3,-33.3,26,-34,26s-26,-26,-26,-26s76,-59,76,-59s76,-60,76,-60z M1001 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1678em;"><span></span></span></span></span></span></span></span></span></li> <li><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><msqrt><mrow><mn>50</mn><mo>−</mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt><msqrt><mn>17</mn></msqrt></mfrac><mo>=</mo><mfrac><mrow><mn>10</mn><mo>⋅</mo><msqrt><mrow><mn>50</mn><mo>−</mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><msqrt><mn>17</mn></msqrt></mfrac></mrow><annotation encoding="application/x-tex">\frac{\sqrt{50-20 \sqrt{2}}}{\sqrt{17}} = \frac{10 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{17}}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.8676em;vertical-align:-0.538em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3296em;"><span style="top:-2.551em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.5038em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1798em;"><span class="svg-align" style="top:-3.4286em;"><span class="pstrut" style="height:3.4286em;"></span><span class="mord mtight" style="padding-left:1.19em;"><span class="mord mtight">50</span><span class="mbin mtight">−</span><span class="mord mtight">20</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">2</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span><span style="top:-3.1518em;"><span class="pstrut" style="height:3.4286em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.5429em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.5429em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.538em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span><span class="mspace" style="margin-right:0.2778em;"></span><span class="mrel">=</span><span class="mspace" style="margin-right:0.2778em;"></span></span><span class="base"><span class="strut" style="height:1.8676em;vertical-align:-0.538em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3296em;"><span style="top:-2.551em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.5038em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mtight">10</span><span class="mbin mtight">⋅</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1798em;"><span class="svg-align" style="top:-3.4286em;"><span class="pstrut" style="height:3.4286em;"></span><span class="mord mtight" style="padding-left:1.19em;"><span class="mord mtight">50</span><span class="mbin mtight">−</span><span class="mord mtight">20</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">2</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span><span style="top:-3.1518em;"><span class="pstrut" style="height:3.4286em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.5429em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.5429em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.538em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span></span></li> <li><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mrow><mn>10</mn><mo>⋅</mo><msqrt><mrow><mn>50</mn><mo>−</mo><mn>20</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><msqrt><mn>17</mn></msqrt></mfrac><mo>=</mo><mfrac><mrow><mn>170</mn><mo>⋅</mo><msqrt><mrow><mn>850</mn><mo>−</mo><mn>340</mn><msqrt><mn>2</mn></msqrt></mrow></msqrt></mrow><mn>289</mn></mfrac></mrow><annotation encoding="application/x-tex">\frac{10 \cdot \sqrt{50-20 \sqrt{2}}}{\sqrt{17}} = \frac{170 \cdot \sqrt{850-340 \sqrt{2}}}{289}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:1.8676em;vertical-align:-0.538em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3296em;"><span style="top:-2.551em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">17</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.5038em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mtight">10</span><span class="mbin mtight">⋅</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1798em;"><span class="svg-align" style="top:-3.4286em;"><span class="pstrut" style="height:3.4286em;"></span><span class="mord mtight" style="padding-left:1.19em;"><span class="mord mtight">50</span><span class="mbin mtight">−</span><span class="mord mtight">20</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">2</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span><span style="top:-3.1518em;"><span class="pstrut" style="height:3.4286em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.5429em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.5429em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.538em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span><span class="mspace" style="margin-right:0.2778em;"></span><span class="mrel">=</span><span class="mspace" style="margin-right:0.2778em;"></span></span><span class="base"><span class="strut" style="height:1.6746em;vertical-align:-0.345em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.3296em;"><span style="top:-2.655em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mtight">289</span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.5038em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mtight">170</span><span class="mbin mtight">⋅</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.1798em;"><span class="svg-align" style="top:-3.4286em;"><span class="pstrut" style="height:3.4286em;"></span><span class="mord mtight" style="padding-left:1.19em;"><span class="mord mtight">850</span><span class="mbin mtight">−</span><span class="mord mtight">340</span><span class="mord sqrt mtight"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.9128em;"><span class="svg-align" style="top:-3em;"><span class="pstrut" style="height:3em;"></span><span class="mord mtight" style="padding-left:0.833em;"><span class="mord mtight">2</span></span></span><span style="top:-2.8728em;"><span class="pstrut" style="height:3em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.08em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.08em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.1272em;"><span></span></span></span></span></span></span></span><span style="top:-3.1518em;"><span class="pstrut" style="height:3.4286em;"></span><span class="hide-tail mtight" style="min-width:0.853em;height:1.5429em;"><svg xmlns="http://www.w3.org/2000/svg" width="400em" height="1.5429em" viewBox="0 0 400000 1080" preserveAspectRatio="xMinYMin slice"><path d="M95,702 c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14 c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54 c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10 s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429 c69,-144,104.5,-217.7,106.5,-221 l0 -0 c5.3,-9.3,12,-14,20,-14 H400000v40H845.2724 s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7 c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z M834 80h400000v40h-400000z"/></svg></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.2768em;"><span></span></span></span></span></span></span></span></span></span><span class="vlist-s">​</span></span><span class="vlist-r"><span class="vlist" style="height:0.345em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span></span></li> </ul>