Mental Maths Class 7 Square and Square Roots

Asked by RAJANYA MONDAL · The Level field School

What is 32^2?

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Answer: A. 1024

32^2 = 32 x 32. Using (30 + 2)^2 = 900 + 2 x 30 x 2 + 4 = 900 + 120 + 4 = 1024. Option b, 64, is 32 x 2, not 32 squared.

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