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What is the value of (9^2)?
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Answer and explanation
Correct answer: 81
An exponent of 2 means that 9 is multiplied by itself: \(9^2=9\times9=81\). Therefore, 81 is the correct answer. 90 is not the square of 9. Exam tip: Check \(a^2\) by writing it as \(a\times a\).
Frequently asked questions
What is the correct answer to this question?
81
Why is this the correct answer?
An exponent of 2 means that 9 is multiplied by itself: \(9^2=9\times9=81\). Therefore, 81 is the correct answer. 90 is not the square of 9. Exam tip: Check \(a^2\) by writing it as \(a\times a\).
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Exponents.
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