Question

(ii) (3 - 2x) (3 + 2x)​

Answer 1

Step-by-step explanation:

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

9+6x-6x-4x^2

9-4x^2

Answer 2

Answer:

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

using identity (a+b)(a-b) =a²-b²

(3-2x) (3+2x) = 3²-(2x)²

= 9-4x²