Math, asked by chethana2006, 6 months ago

(x+3) (x+7)
expand the following using suitable identiy

Answers

Answered by ksantosh44133

1

Answer:

x(x+7)+3(x+7)

x²+7x+3x+21

x²+10x+21

Answered by 772005

1

Answer:

x^2 + 10x +21

Step-by-step explanation:

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