Question

use the identity (x+a) (x+b)=xsquare + (a+b) x+ab to find the product of (x+3) (x+7)​

Answer 1

Answer:

x^2 + 10x + 21

Step-by-step explanation:

(x+3) (x+7)

x^2 + (3+7)x + (3x7)

x^2 + 10x + 21

Hope it helps you. Thanks

Answer 2

==> (x+3) (x+7)

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

==> x^2 + 10x + 21