Question

Use a suitable identity to get each of the following products. (2x+5y)(2x+3y)

Answer 1

Answer:

Using the identity (a+b)(a+c)= a²+(b+c)a+bc

(2x+5y)(2x+3y)

= 4x²+(5y+3y)2x+ (5y)(3y)

= 4x²+16xy+15y²

hope it helps u dear......

Step-by-step explanation:

Answer 2

Answer:

Using the identity (a+b)(a+c)= a²+(b+c)a+bc

(2x+5y)(2x+3y)

= 4x²+(5y+3y)2x+ (5y)(3y)

= 4x²+16xy+15y²