$\frac{\cot^{2}x}{\tan^{2}x}$
$\frac{x+3}{x^2}+\frac{x^2-1}{x+1}$
$2\log_m\left(w\right)+3\left(\log_m\left(y\right)-4\log_m\left(z\right)\right)$
$8x-8\le-72$
$m^4+4m^2+16$
$\int\left(x^2sqrt\left(x^3+11\right)\right)dx$
$\int\sqrt{\frac{arsinc\:t}{a-at^2}}dx$
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