Math, asked by Punipunith, 3 months ago

find the product using suitable identity ( x+3) (x+7)

Answers

Answered by Anonymous

1

(x + 3)(x + 7)

∵ (x + a)(x + b) = x2 + (a + b)x + ab

∴(x + 3)(x + 7) = x2 + (3 + 7)x + 3 x 7

= x2 + 10x + 21

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