x^2-xy X^2y+xy^2 Найдите произведение дробей--------- X --------------x^2y+xy xy

Question

x^2-xy X^2y+xy^2 Найдите произведение дробей
--------- X --------------
x^2y+xy xy

Answer 1

(x(x-y)/x(x+y)) * (xy(x+y)/xy) = ((x-y)/(x+y)) * (x+y) = x-y