$f\left(x\right)=\ln\:\left(\sqrt{\frac{x}{3}}\right)$

$-\frac{1}{5x}-\frac{x}{6}+\frac{2}{7x^{-2}}$

$\int5sec\left(\frac{x}{2}\right)^2dx$

$3^1\cdot\left(10^0-23^0\right)+1^0$

$\frac{dy}{dx}=\frac{x^2-1}{-y}$

$\left(4xy^2+5wz^2\right)^2$