$\int e^{2x}\cdot\sec\left(e^{2x}\right)dx$

$\left(7x^4+5x^5+4x^2-7\right)+\left(x^3-3x^2-5+x\right)$

$10\:+\:4t\:-\:6y$

$4\sin^2x+4\sin x+4=3$

$\frac{dy}{dx}\left(e^{-x}\cdot y\right)=1$

$\int xyzdy$

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