$12x^2-86x-7$

$\frac{dy}{dx}=\frac{sin\left(y\right)}{e^x}$

$\int arctan\left(x^3\right)dx$

$3\left(3a\right)\left(-1\right)^2$

$\int_0^1\left(\sqrt{\left(1+\left(x\frac{1}{2}\right)\right)}\right)dx$

$\int_{-1}^0\left(xe^{-x}\right)dx$

$\frac{d}{dx}\left(8\sec\left(2x\right)\tan\left(2x\right)\right)$