$\int x^4ydy$

$\int x\left(\left(3x^2-4\right)^2\right)dx$

$\frac{dz}{dt}\:+\:5e^{\left(t+z\right)}\:=\:0$

$2x-8>3x+2$

$\lim_{x\to2}\left(\frac{4x^3+8x}{x+4}\right)^{\frac{1}{3}}$

$\left(\csc\left(x\right)\cdot\sin^3\left(x\right)\right)+1$

$\left(1-x\right)\left(1-9x+27x^2-27x^3\right)$