explain the equation (a + b)2 = a2+ 2 a b + b2
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(a+b)²= (a+b)(a+b)
= a×a+a×b + b×a+b×b
= a²+ab+ab+b²
= a²+2ab+b²
i hope it will help u
NeelamG:
i hope it will help u
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