Question

2х^3/x^2-4 - 2x = ......

Answer 1

2х^3/x^2-4 - 2x = ......2x^3-2x^3+8x/(x^2-4)=8x/(x-2)(x+2)

Answer 2

$2x^3-2x^3+8x/(x^2-4)=8x/(x-2)(x+2)$