Question

Решите уравнение (x+4)(x-2)=x(2-3x)

Answer 1

(х + 4)(х - 2) = х * (2 - 3х)

х² + 4х - 2х - 8 = 2х - 3х²

х² + 2х - 8 - 2х + 3х² = 0

4х² = 8

х² = 2

х = $\pm \sqrt{2}$