$\sqrt[16]{\frac{v^3}{v^{-1}}}$

$\int\cos\frac{3x}{4}dx$

$\left(-a^2\right)^{-3}$

$\sqrt[3]{12x}$

$\frac{\sin\left(\frac{x+y}{4}+\cos\left(\frac{x+y}{2}\right)\right)}{\cos\left(x+y-85\right)+\sin\left(x+y-120\right)}$

$y'-xy=1-x$

$\left(5y-3\right)\left(5y-3\right)$