$\left(n+1\right)^4$

$\left(2xy+7\right)\cdot\left(2xy-7\right)$

$6b+60=600$

$2\cdot\left(\sec\left(\frac{\pi}{8}\right)+\csc\left(\frac{\pi\:}{8}\right)\right)$

$\frac{d^2}{dx^2}\left(3xy^2-2y+5x^2y^2\right)$

$4x^3+2x-x^2+6x^2-x^3+7+3x-9$

$\int_{\frac{3\pi}{2}}^{\pi}\sin\left(x\right)\:dx$