what is (a+b+c)whole square
(a+b+c)2 = (a+b)2 + c2 + 2c(a+b)
⇒ (a+b+c)2 = a2+b2+2ab+c2+2ac+2bc = a2+b2+c2+2ab+2ac+2bc
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what is (a+b+c)whole square
(a+b+c)2 = (a+b)2 + c2 + 2c(a+b)
⇒ (a+b+c)2 = a2+b2+2ab+c2+2ac+2bc = a2+b2+c2+2ab+2ac+2bc