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

$\int_{-2}^2\frac{\left(3+\sqrt{x}\right)^3}{\sqrt{x}}dx$

$\frac{dy}{dx}=\frac{sinx}{siny},\:y\left(0\right)\:=\:0$

$\frac{1+\sin\left(x\right)}{1-\sec\left(x\right)}$

$7\left(x+1\right)\left(x+1\right)+3z\left(x+1\right)$

$53,24+58,72+19,1$

$4-\left(9+2-6+5\right)-\left(-7\right)$