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What is the value of (7^2+5^2)?
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Answer and explanation
Correct answer: 74
Evaluate the exponents first: \(7^2=49\) and \(5^2=25\). Therefore, \(7^2+5^2=49+25=74\). Option 64 may result from an incorrect evaluation of the squares. Exam tip: Find each square separately before adding.
Frequently asked questions
What is the correct answer to this question?
74
Why is this the correct answer?
Evaluate the exponents first: \(7^2=49\) and \(5^2=25\). Therefore, \(7^2+5^2=49+25=74\). Option 64 may result from an incorrect evaluation of the squares. Exam tip: Find each square separately before adding.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Exponents.
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