$3^7$

$\frac{dy}{dx}=xe^{2x}$

$\left(13z^7+\frac{9w^8}{11}\right)\left(13z^7-\frac{9w^8}{11}\right)$

$\left(7x^{4}+5\right)\left(7x^{6}+10\right)+\left(8a^{6}+2y\right)^{3}$

$3m^2-10m-15=0$

$\int x^3e^{\frac{3}{2}x}dx$

$\lim_{x\to3}\left(\frac{x^2-3x-6}{x-3}\right)$