$\int\frac{5x+15}{x^2-x-6}dx$

$\frac{-9x-3}{-3}$

$\left(8+\left(-4\right)\right)+2\left|5-3\left(5-3\right)+\left(-4\right)\right|-\left(4+\left(-2\right)\right)$

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

$\frac{dy}{dx}\sin\left(2x\right)=\cos\left(2x\right)$

$\frac{d^2}{dx^2}\left(9+2\ln\left(x\right)\right)$

$\sqrt{44.8}$