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What is the value of (36^2-696)?
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Answer and explanation
Correct answer: 600
First find the square of 36: \(36^2=36\times36=1296\). Then \(1296-696=600\), so the correct answer is 600. The option 650 can result from an error in subtraction. Exam tip: after finding a square, verify the subtraction using column subtraction or a quick mental check.
Frequently asked questions
What is the correct answer to this question?
600
Why is this the correct answer?
First find the square of 36: \(36^2=36\times36=1296\). Then \(1296-696=600\), so the correct answer is 600. The option 650 can result from an error in subtraction. Exam tip: after finding a square, verify the subtraction using column subtraction or a quick mental check.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Exponents.
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