$\left(x^2\right)^3\:x^2$

$\cos\left(\pi+x\right)=\sin\left(\pi-x\right)$

$\int\frac{2x+4}{\left(x-3\right)\left(x+4\right)\left(x-1\right)}dx$

$\lim\:_{x\to\:\infty\:}\left(\frac{x}{3x^3+1}\right)$

$\left(4x+9\right)\left(3x+11\right)$

$y=x^{ln9x}$

$3\sin\left(2x\right)+2=3$