Answers

2015-09-24T07:06:13+05:30
A^2 + 2ab + b^2
use this identity u will get ur answer
hope it works!!
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Thanks so much
wel come
And which is that identity?
algebric identity
ok thanks
  • KJR
  • Helping Hand
2015-09-24T08:12:12+05:30
(a+b)^2=a^2+2ab+b^2
=a^2+b^2=(a+b)^2-2ab
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