Math, asked by shreya239, 1 year ago

(3x+7)(3x+7) solve by identity

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Answered by SethRollins1

hi friend
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your answer
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(3x+7)(3x+7)
=(3x+7)² using identity (a+b)²= a²+2ab+b²
= (3x)²+2×3x×7+(7)²
= 9x²+42x+49
hope it helps
#SethRolins1

Answered by Anonymous

your answer is in image

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