Math, asked by aarushigupta93, 12 hours ago

Evaluate the following using the identity (x + a)(x + b) = x + (a + b)x + ab.(h) 45 x 47

《Only number h》

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Answered by rajukhera1980

1

(40+5)(40+7)

40^2 (5+7)×40+5×7

1600×480+35

768035

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