Question

7.The product of (3y-2)(3y+2) is​

Answer 1

Answer:

3y^2-2^2

Step-by-step explanation:

(3y-2)(3y+2)

3y^2 -2^2.

hope it's useful mark me as brainliest and give thank also......

Answer 2

Answer:

9y^2 - 4

Step-by-step explanation:

by using identity

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

therefore,

(3y-2)(3y+2) = (3y)^2 - (2)^2

9y^2 - 4