$\left(\frac{3}{5}y-\frac{1}{3}\right)^3$

$\int\frac{1}{\left(1+e^t\right)}dt$

$\int\left(\frac{3x^2-8x+13}{\left(x+2\right)\cdot\:\left(x-1\right)^2}\:\right)$

$\int_1^e\left(8x^3ln\left(x^2\right)\right)dx$

$\int y^3e^{-2y}dy$

$3z^2+18z+27$

$\lim_{x\to\pi}\left(\frac{1+\cos\left(x\right)}{\sin\left(x\right)}\right)$