Math, asked by deepakrawatdeepak, 1 year ago

please tell me fast answer

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Answered by Harsh1Upadhyay
1
Use the identity for second one a^2+b^2+2ab
Answered by Shruti0056
2
4(a+b)-6(a+b)^2
=2(a+b)[2-3(a+b)]
=2(a+b)(2-3a-3b)
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