$\frac{dy}{dx}=4xe^y$

$\frac{d}{dx}\frac{\sin\left(x\right)+\cos\left(x\right)}{\cos\left(x\right)}$

$\frac{\left(-x+3\right)}{3}$

$\left(-2c\right)^{-2}$

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

$f\left(x\right)=2\ln^3\left(\sin x\right)$

$-2+3\:.\:350$