Question

Упростить дробь
/-деление
2х+2у/х•2ху/х²-у²

Answer 1

$frac{2x+2y}{x}* frac{2xy}{x^2-y^2}= frac{2(x+y)}{x}* frac{2xy}{(x-y)(x+y)}= frac{4y}{x-y}$