-6x-3 2
(2x-3)(2x+3) 3-2x
Если можно в подробностях.
===============================================
-6х-3 2 -6х-3 2 -6х-3+4х+6 -2х+3 -(2х-3) __________ -____ = ___________ + ____ = _________=__________ = _________= (2х-3)(2х+3) 3-2х (2з-3)(2х+3) 2х-3 (2х-3)(2х+3) (2х-3)(2х+3) (2х-3)(2х+3) -1 = _____ 2х+3