Question

identify the suitable identity (1.5x+3)(1.5x-3)

Answer 1

your answer is ... it is in the form of (a square-b square) so substitute the question in the identity you will.get the required answer

Answer 2

HI

HERE IS YOUR ANSWER:

(a+b)(a-b)= ${a}^{2} - {b}^{2}$

(1.5x+3)(1.5x-3)

= ${(1.5x)}^{2} - {3}^{2}$

= $2.25 {x}^{2} - 9$

:)