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What is the value of (23^2+2^2)?
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Answer and explanation
Correct answer: 533
Evaluate the powers first: \(23^2=529\) and \(2^2=4\). Therefore, \(23^2+2^2=529+4=533\), so option C is correct. A value such as 523 can result from an addition error. Exam tip: calculate each exponent before performing the addition.
Frequently asked questions
What is the correct answer to this question?
533
Why is this the correct answer?
Evaluate the powers first: \(23^2=529\) and \(2^2=4\). Therefore, \(23^2+2^2=529+4=533\), so option C is correct. A value such as 523 can result from an addition error. Exam tip: calculate each exponent before performing the addition.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Exponents.
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