Question

Помогите упростить выражение

Answer 1

1÷(2х-у)(2х+у)×2х÷(2х+у)×2х-у÷2х(2х+у)=
2х·(2х-у)÷ 2х(2х-у)(2х+у)(2х+у)(2х+у)=1÷(2х+у)³