Question

Упростите выражение: (Х)2-(У)2 деленное на (Х)2+2ХУ+(У)2 помогите пожалуйста

Answer 1

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

Answer 2

(x²-y²)/(x²+2xy+y²)=(x-y)(x+y)/(x+y)²=(x-y)/(x+y)