$\int x^{2}z^{x}dx$

$4\sin\left(2\right)x\:+\:2\cos\left(2\right)x=2+2\sin\left(2\right)x$

$2\left(8f\:+\:3\right)$

$\int_1^3\left(\sqrt{x}\tan^{-1}\sqrt{x}\right)dx$

$2888+42$

$\cos\left(2x\right)+\sin\left(x\right)=4\sin^2\left(x\right)$

$\lim_{x\to\infty}\left(\frac{x^2}{\sqrt{x^2-4}}-x+3\right)$