Question

One of steps for finding the product of (3x² + 2) (3x²-5) using suitable identity is​

Answer 1

Step-by-step explanation:

9x²-4

Step-by-step explanation:

(3x+2)(3x-2)

(x + y)(x - y) = {x}^{2} - {y}^{2}(x+y)(x−y)=x

2

−y

2

(3x+2)(3x-2)=(3x)²-(2)²

=9x²-4