$\left(3x-11\right)\left(3x+11\right)$

$\left(-\frac{1}{2}n^2\right)\cdot\left(+\frac{2}{1}n^2\right)$

$\lim_{x\to\infty}\left(\frac{\left(2n^2+6\left(2^n\right)\right)}{\left(3\left(2^n\right)-n^2+1\right)}\right)$

$\lim_{x\to\infty}\left(\frac{ln\left(10x+3\right)}{ln\left(3x+7\right)+1}\right)$

$14>w+-2$

$\int\left(\frac{x+1}{\left(x^2+2x-5\right)}\right)dx$

$\frac{d}{dx}\:10^x$