$7x^2-2x-3y+1=0$

$\int cos\left(x\right)sen^8\left(x\right)dx$

$\sqrt{\left(x+1\right)\left(x+6\right)\left(x+3\right)\left(x+4\right)+9}$

$4m-\left(2m+n-3\right)+\left(-4n-2m+1\right)$

$\frac{d}{dx}\tan^{-1}\left(e^x\right)+\cot^{-1}\left(e^{-x}\right)$

$e^{-2\infty}$