Question

сократите дробь.(помогите пожалуйста)​!!!

Answer 1

a) $\frac{4(x-y)^{2} }{2y-2x} = \frac{4(x-y)^{2} }{2(y-x)} = \frac{2(x-y)^{2} }{(y-x)} = \frac{2(x-y)^{2} }{-(x-y) } = -2(x-y) = -2x+2y$
b) $\frac{3x-36}{12y-xy} = \frac{-3(-x+12)}{y(12-x)}= \frac{-3(-x+12)}{y(-x+12)} = \frac{-3}{y}$