Сократите дробь: (6-2х)^2 ----------- 2х^2+2х-24
(6-2x)^2=36-24x+4x^2 D=0 x=3 36-24x+4x^2=x-3 2x^2+2x-24=0 D=196 x1=3 x2=-4 2x^2+2x-24=(x-3)(x+4) x-3 1 -------------- = ------ (x-3)(x+4) x+4