$\left(3m^3\:+\:2p\right)\:\:\left(3m^3\:+\:4n\right)$

$\int2x\sqrt{2x^2+16x+31}dx$

$\lim_{x\to0}\left(\left(1+x^2\right)^{\frac{1}{\sin\left(x^2\right)+1-\cos\left(x\right)}}\right)$

$3\left(3x^2+2x-\sin\left(\frac{x}{2}\right)\right)^2+2\left(3x^2+2x-\sin\:\left(\frac{x}{2}\right)\right)$

$7^6\:x\:7^1$

$\left(x+0\right)^5$

$\frac{-1}{\cos a^2}=-\sec^2a$