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Use the identity (x + a) (x + b) = x^2 + (a + b) x + ab to find the following products. (x + 3) (x + 7)

Use the identity (x + a) (x + b) = x^2 + (a + b) x + ab to find the following products.
(x + 3) (x + 7)

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5963 Points
one year ago
Dear Student

(x+3)(x+7)
= x^2+ (3+7)x + 21
= x^2+ 10x + 21

Thanks

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