Выполните действие:
\(\frac{x^2-4y^2}{x^2-xy} \cdot \frac{x-y}{x^2+2xy}\) .
\(\frac{x-2y}{x^2}\)
\(\frac{2y-x}{x^2}\)
\(\frac{2x-y}{x^2}\)
\(\frac{2y}{x^2}\)