$\left(2n+1\right)^3$

$\left(a+ab+c\right)^2$

$\lim_{x\to0}\left(\frac{e^x-x}{x^3}\right)$

$\left(7x^3+8\right)^2$

$\tan\left(x\right)\cdot\left(\tan\left(x\right)+\cot\left(x\right)\right)-\sec^2\left(x\right)$

$\frac{dy}{dx}\left(x+5\right)^2$

$\int\frac{x+10}{x^4+x^2}dx$