Question

Use the identity (x+a)(x+b) = x
^2+(a+b)x + ab to find the following product:

(2x+5y)(2x+3y).​

Answer 1

Step-by-step explanation:

(2x+5y)(2x+3y)= 2x²+(5y+3y)2x+5y×3y

(2x+5y)(2x+3y)= 2x²+8y×2x+15y²

(2x+5y)(2x+3y)= 2x²+15y²+16xy