$5ab+3ab^2$

$\left(x^3-\frac{1}{4}\right)\left(x^6+\frac{x^3}{4}+\frac{1}{16}\right)$

$\int_{-\infty}^{-1}\left(x\cdot e^{-x^2}\right)dx$

$\sqrt[5]{32x^{10}y^3}$

$\frac{3}{4}x-4>3$

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

$cot\theta\:=\frac{\sqrt{3}}{3}$