$\lim_{x\to\infty}\left(1+\frac{\ln\left(2\right)}{x}\right)$

$tan\left(x\right)sin\left(x\right)-2sin\left(x\right)$

$\frac{x^2+7x+17}{x+3}$

$\frac{z^{-3}}{z^{-4}}$

$\left(5p^2-3\right)+\left(2p^2-3p^3\right)$

$4y+8x=6$

$\left(\frac{1}{\sin^2\left(x\right)}-\frac{1}{x^2}\right)$