Question

The number of terms in the product (2x-3)(2x+3) is: ​

Answer 1

Answer:

1. 4x^2 -9

Step-by-step explanation:

here

a=2x

b=3

using identity (a+b)(a-b)= a^2- b^2

(2x-9)(2x+3)=

(2x)^2 - (3)^2

= 4x^2 - 9