$\left(x+2\right)^3\:\left(x-2\right)^3$

$\int e^{9x+2}dx$

$4+0.8$

$\left(tan\left(x\right)-1\right)\left(4sen^2\left(x\right)-3\right)$

$\frac{d}{dx}\left(\frac{x^{\frac{3}{4}}\cdot sqrt\left(x^2+1\right)}{\left(3x+2\right)^5}\right)$

$4ydx+xdy=0$

$\frac{sin^2x\left(1+tan^2x\right)}{cos^2x\:}\:\cdot\:\frac{\left(cotan^2x\right)}{cosec^2x}\:$