Question

Решите уравнение x^2-2x+1/x-3 + x+1/3-x=4

Answer 1

x^2-2x+1/x-3 + x+1/3-x=4

х^2-2х+1/х-3 + х+1/3-х = 4

х^2-2х+1/х-3 + х+1/-(х-3) = 4

х^2-2х+1-(х+1)/х-3 = 4

х^2-3х/х-3=4

Сокращаем (х-3)

х=4

Ответ: х=4