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What is the value of (2^6+2^3)?
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Answer and explanation
Correct answer: 72
Evaluate the powers first: 2^6 = 64 and 2^3 = 8. Therefore, 64 + 8 = 72, so 72 is correct. The option 64 is only the value of 2^6; it does not include the addition of 2^3. Exam tip: In an expression with exponents, evaluate each power before performing addition or subtraction.
Frequently asked questions
What is the correct answer to this question?
72
Why is this the correct answer?
Evaluate the powers first: 2^6 = 64 and 2^3 = 8. Therefore, 64 + 8 = 72, so 72 is correct. The option 64 is only the value of 2^6; it does not include the addition of 2^3. Exam tip: In an expression with exponents, evaluate each power before performing addition or subtraction.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Exponents.
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