Question

Ayuda, gracias doy corona​

Answer 1

$\textbf{Resolvemos:}\\\\\mathbf{\dfrac{16z^4u^7-10z^4u^3+13z^4u^6}{-2z^3u^5}}\\\\\\\boxed{\mathbf{-8zu^2+\dfrac{5z}{u^2}-\dfrac{13zu}{2}}}$