$\frac{\sqrt{n^3+1}}{n^p+1}$

$3x^3\:3$

$\frac{dy}{dx}=2p\left(1-3p\right)$

$\lim_{x\to5}\left(\frac{5-x}{\left|5-x\right|}\right)$

$\lim_{x\to0}\left(\frac{\left(x-log\left(1+x\right)\right)}{x^2}\right)$

$\left(\cos\left(a\right)+\sin\left(a\right)\right)\left(\cos\left(a\right)-\sin\left(a\right)\right)=1-2\sin\left(a\right)$

$\left(5q\:+\:10r\right)\left(5q\:-\:10r\right)\:$