$-\frac{1}{2}x\left(6x-8\right)+\frac{1}{2}x\left(4x-6\right)-\frac{2}{3}x\left(3x+6\right)$

$7x-6y+6w-10x-4y-14w$

$a+5=2\:$

$\int\frac{1}{50}dt$

$5\left(\tan\left(x\right)+3\right)+4\tan\left(x\right)+1=0$

$\left(x^4-2x^2+2\right)\cdot\left(x^2-2x+3\right)$

$\lim_{u\to0}\left(\frac{sin\:u}{\sqrt{u}}\right)$