What Is The Value Of The Expression Below? 64 4 / 6 64^{4/6} 6 4 4/6 A. 42 B. 16 C. 2 D. 8
Understanding the Expression
The given expression is . To evaluate this expression, we need to understand the properties of exponents and fractions. The expression involves a base of 64 and an exponent of 4/6.
Simplifying the Fractional Exponent
To simplify the expression, we can start by simplifying the fractional exponent. The exponent 4/6 can be simplified by dividing both the numerator and the denominator by their greatest common divisor, which is 2.
4/6 = 2/3
Applying the Simplified Exponent
Now that we have simplified the exponent, we can rewrite the expression as .
Understanding the Base
The base of the expression is 64, which can be expressed as a power of 2. Specifically, 64 is equal to .
64 = 2^6
Applying the Base to the Exponent
Now that we have expressed the base as a power of 2, we can rewrite the expression as .
Applying the Power of a Power Rule
The expression can be simplified using the power of a power rule, which states that .
(2^6)^{2/3} = 2^{6 \cdot (2/3)}
Simplifying the Exponent
The exponent can be simplified by multiplying 6 by 2 and then dividing by 3.
6 \cdot (2/3) = 4
Applying the Simplified Exponent
Now that we have simplified the exponent, we can rewrite the expression as .
Evaluating the Expression
The expression can be evaluated by multiplying 2 by itself 4 times.
2^4 = 2 \cdot 2 \cdot 2 \cdot 2 = 16
Conclusion
The value of the expression is 16.
Final Answer
The final answer is .
Discussion
The expression can be evaluated by simplifying the fractional exponent, expressing the base as a power of 2, and applying the power of a power rule. The final answer is 16, which is the result of evaluating the expression .
Q: What is the value of the expression ?
A: The value of the expression is 16.
Q: How do I simplify the fractional exponent 4/6?
A: To simplify the fractional exponent 4/6, you can divide both the numerator and the denominator by their greatest common divisor, which is 2. This results in a simplified exponent of 2/3.
Q: What is the base of the expression ?
A: The base of the expression is 64, which can be expressed as a power of 2. Specifically, 64 is equal to .
Q: How do I apply the power of a power rule to the expression ?
A: To apply the power of a power rule, you can multiply the exponent of the inner power by the exponent of the outer power. In this case, the exponent of the inner power is 6 and the exponent of the outer power is 2/3. This results in a simplified exponent of 4.
Q: What is the value of the expression ?
A: The value of the expression is 16, which is the result of multiplying 2 by itself 4 times.
Q: Why is the value of the expression equal to 16?
A: The value of the expression is equal to 16 because it can be simplified to , which is equal to 16.
Q: Can I use a calculator to evaluate the expression ?
A: Yes, you can use a calculator to evaluate the expression . However, it's also important to understand the underlying math and be able to simplify the expression manually.
Q: What are some common mistakes to avoid when evaluating the expression ?
A: Some common mistakes to avoid when evaluating the expression include:
- Not simplifying the fractional exponent
- Not expressing the base as a power of 2
- Not applying the power of a power rule correctly
- Not evaluating the expression correctly
Q: How can I practice evaluating expressions like ?
A: You can practice evaluating expressions like by working through a series of practice problems. You can also try simplifying different expressions and evaluating them to see if you get the correct answer.
Q: What are some real-world applications of evaluating expressions like ?
A: Evaluating expressions like has many real-world applications, including:
- Calculating interest rates and investments
- Determining the size of a population or sample
- Evaluating the effectiveness of a marketing campaign
- Calculating the cost of a project or product
Q: Can I use the expression in a real-world scenario?
A: Yes, you can use the expression in a real-world scenario. For example, you might use it to calculate the size of a population or sample, or to determine the effectiveness of a marketing campaign.
Q: What are some tips for evaluating expressions like in a real-world scenario?
A: Some tips for evaluating expressions like in a real-world scenario include:
- Make sure to simplify the expression correctly
- Use the correct order of operations
- Check your work to make sure you get the correct answer
- Consider using a calculator or computer program to evaluate the expression if necessary
Q: Can I use the expression in a mathematical proof or theorem?
A: Yes, you can use the expression in a mathematical proof or theorem. For example, you might use it to prove a theorem about exponents or to demonstrate a mathematical concept.
Q: What are some common mathematical concepts that involve evaluating expressions like ?
A: Some common mathematical concepts that involve evaluating expressions like include:
- Exponents and powers
- Fractions and decimals
- Algebra and equations
- Geometry and trigonometry
Q: Can I use the expression in a scientific or engineering application?
A: Yes, you can use the expression in a scientific or engineering application. For example, you might use it to calculate the size of a population or sample, or to determine the effectiveness of a scientific experiment.
Q: What are some tips for evaluating expressions like in a scientific or engineering application?
A: Some tips for evaluating expressions like in a scientific or engineering application include:
- Make sure to simplify the expression correctly
- Use the correct order of operations
- Check your work to make sure you get the correct answer
- Consider using a calculator or computer program to evaluate the expression if necessary
Q: Can I use the expression in a programming or coding application?
A: Yes, you can use the expression in a programming or coding application. For example, you might use it to calculate the size of a population or sample, or to determine the effectiveness of a program or algorithm.
Q: What are some tips for evaluating expressions like in a programming or coding application?
A: Some tips for evaluating expressions like in a programming or coding application include:
- Make sure to simplify the expression correctly
- Use the correct order of operations
- Check your work to make sure you get the correct answer
- Consider using a calculator or computer program to evaluate the expression if necessary