$6x^2-116x+412=3x^2-68x+220$

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

$\int\left(x^2\cdot\left(2x^3-1\right)\right)dx$

$\int me^mdm$

$2\sin\left(x\right)\cos\left(x\right)=2\tan\left(x\right)$

$5\:sin\left(6x\right)\:sin\left(11x\right)$

$\frac{1}{5}x+\frac{1}{5}$