Выполни действия 1) \dfrac{24a}{a-4}+\left( \dfrac{3a}{a-4}-\dfrac{6a}{a^2-8a+16}\right) :\dfrac{a-6}{16-a^2}; 2) \left( \dfrac{x-y}{y^2}-\dfrac{2}{y}+\dfrac{x^2}{y^3-xy^2}\right) :\left( \dfrac{x+y}{y-x}-\dfrac{y-x}{y+x}-\dfrac{4x^2}{x^2-y^2}\right).

Задание

Выполни действия

\(\dfrac{24a}{a-4}+\left( \dfrac{3a}{a-4}-\dfrac{6a}{a^2-8a+16}\right) :\dfrac{a-6}{16-a^2}\) ;
\(\left( \dfrac{x-y}{y^2}-\dfrac{2}{y}+\dfrac{x^2}{y^3-xy^2}\right) :\left( \dfrac{x+y}{y-x}-\dfrac{y-x}{y+x}-\dfrac{4x^2}{x^2-y^2}\right) \) .