$\frac{2x^3-\:5x\:\:+\:3}{x-1}$

$\sqrt[6]{t}-\:\frac{1}{\sqrt[6]{t}}$

$5=\frac{z}{-4}-3$

$\left(x+2p\right)dp=0$

$\int\frac{\left(x-1\right)}{\left(x^2+2x+3\right)^2}dx$

$\lim_{x\to\infty}\left(\frac{7x^2+5x+21}{8x^3+5x^2-9x}\right)$

$\left(49-x^2\right)\frac{dy}{dx}=7y$