Biology, asked by minnnatayaz, 8 months ago

(2x+7)² solve please please

Answers

Answered by siddhimakwana11

1

Answer:

by using identity

(a+b)²=a²+2ab+b²

(2x)²+2(2x)(7)+7²

4x²+28x+49

Answered by uniquefantassy

0

Answer:

4x^2+28x+49

Explanation:

(2x+7)^2

expand the heading

(2x)^2+2x×7+7^2

raise product power

4x^2+48x+7^2

4x^2+48x+49

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