Math, asked by PriyanshSharma58262, 5 months ago

(За +7) (За +7)
,please give solution

Answers

Answered by sarbjitsingh14892

0

Answer:

9a square +42a+49 urs amswer ......

Answered by Trisha2316

1

(3a+7)(3a+7)

(3a+7)²

(a+b)²=(a)²+2ab+(b)²

(3a+7)²= (3a)²+2×3a×7+(7)²

= 9a²+42a+49

Hope it helps please mark brainliest

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