$\frac{dy}{dx}=\left(\left(-5x+y\right)^2-11\right)$

$\left|-15-5\right|+\left|-1.-8+2\right|$

$\frac{1-cos\left(x\right)}{cot\left(x\right)csc\left(x\right)}$

$\left(x+5\right)\left(2x+5\right)$

$\left(3x+\frac{1}{2}\right)^3$

$\int x^2\cdot\cos\left(2x+7\right)dx$

$\int\sqrt{sec^2\left(\theta\right)\:-\:1}d\left(\theta\right)$