Question

(8x+1)(2x-3)-(4x-2)^2=1 решить уравнение

Answer 1

(8х-1)(2х-3)-(4х-2)^2=1 16х^2-24-2х+3-(4х-2)^2=1 16х^2-24-2х+3-16х^2-4=1 16х^2-25-2х+3-16х^2-4-1=0 -26-2х=0 -2х=26 -х=13 х=-13

Answer 2

(8x+1)(2x-3) ,а не (8х-1)(2х-3)