Question

simplify the following using the identifysimplify te following using the identity (x+a)(x+b)=x2(a+b)+ab, (x+3)(x+5)
(x + a) (x +b)=x2(a+b) +ab, (x+3)(x+5)​

Answer 1

Answer:

8x²+15

Step-by-step explanation:

(x+3)(x+5) = x²(3+5)+(3×5)

= x²(8)+(15)

=8x²+15