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प्रश्न
Evaluate using the expansion of (a + b)2 or (a – b)2 :
(208)2
बेरीज
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उत्तर
(208)2 = (200 + 8)2
= (200)2 + (8)2 + 2(200) (8)
= 40000 + 64 + 3200
= 43264
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