$\sqrt[8]{\left(+256\right)}$

$\int\left(\frac{\arcsin\left(\frac{x}{9}\right)^2}{\sqrt{81-x^2}}\right)dx$

$\frac{\left(32y^{-5}z^{10}\right)^{\frac{1}{5}}}{\left(8y^3z^{-6}\right)^{-\frac{1}{3}}}$

$\left(x+\frac{q}{s}\right)^2$

$\left(8r+h\right)\left(-4j+\:6u\right)$

$3-7^4$