$\int16ln8xdx$

$\ln\left(x+5\right)=\ln\left(x-1\right)$

$-\:45\:+\:\left(\:-9+\:15\:-\:4\:x\:-2\right)\:\:-25\:+\:49\:\:$

$\frac{1}{1-sec\:x}+\frac{1}{1+sec\:x}$

$\left(2x\right)^{\frac{5}{3}}$

$f\left(x\right)=\left(4x-5\right)^3$

$\left(0.3x^3y^2-\frac{1}{3}z\right)^2$