$14+\left(-5x\right)+2x-\left(-32\right)$

$\frac{d}{dx}\left(e^{-x^{11}}\right)\left(-11x^{10}\right)$

$\cos\left(3x\right)=\cos\left(2x+x\right)$

$-6a^8b^718a^4b^9$

$\int\frac{2\cdot ln\left(t\right)}{\left(t\cdot sqrt\left(1+5\cdot ln\left(t\right)\right)\right)}$

$a^2+2a+2$

$cos2xcot2x$