Evaluate using the expansion of (a + b)^2 or (a – b)^2 : (208)^2 - Vidyadip

Question

Evaluate using the expansion of $(a + b)^2$ or $(a – b)^2 : (208)^2$

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Answer

$(208)^2 = (200 + 8)^2$
$= (200)^2+ (8)^2 + 2(200) (8) $
$= 40000 + 64 + 3200$
$= 43264$

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