(x+7) (x+7) using identities
Answers
Answered by
4
Answer:
(x+7)(x+7) = (x+7)²
= (x)²+(2)(x)(7)+(7)²
= x²+14x+49
Identity: (a+b)²=a²+2ab+b²
Answered by
0
Answer:
(x+7)(x+7)
=(x+7)²
=(x)²+(7)²+(2*x*7)
=x²+49+14x
=x²+14x²+49
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