Question

Evaluate using suitable identity: (208)2
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Answer 1

208=(200+8)

(208)²=(200+8)²

(208)² [using (a+b)²=a²+b²+2ab]

=(200+8)²

=(200)²+(8)²+2×200×8

=40000+64+3200

=43264

hope it will help you.

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