$log2+log\left(x+5\right)=log\left(x-3\right)$

$4x^8-24x+36$

$=\left(\frac{2}{9}-bz\right)+\left(82+\frac{2}{b}\right)$

$2\left(n+5\right)$

$33\cdot\frac{1}{3}$

$\lim_{x,y\to0,0}\left(\frac{x^2-y^2}{x^2+y^2}\right)^3$

$\frac{1}{csc^2\left(\theta\right)sec^2\left(\theta\right)}$