Raymond B. answered 08/14/21
Tutor
5
(2)
Math, microeconomics or criminal justice
(2x+3)^2 - (2x-3)^2
= 4x^2 +12x + 9 - (4x^2 -12x +9)
= 4x^2 +12x + 9 -4x^2 +12x -9
=4x^2 -4x^2 + 24x +9-9
= 24x
K T.
thank you08/14/21