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What is the value of (16^3-16^2)?
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Answer and explanation
Correct answer: 3840
Evaluate the powers first: 16^3 = 4096 and 16^2 = 256. Therefore, 16^3 - 16^2 = 4096 - 256 = 3840, so option A is correct. Exam tip: calculate both powers before subtracting; 4096 is only the value of 16^3, not of the complete expression.
Frequently asked questions
What is the correct answer to this question?
3840
Why is this the correct answer?
Evaluate the powers first: 16^3 = 4096 and 16^2 = 256. Therefore, 16^3 - 16^2 = 4096 - 256 = 3840, so option A is correct. Exam tip: calculate both powers before subtracting; 4096 is only the value of 16^3, not of the complete expression.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Exponents.
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