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

$\frac{dy}{dx}\left(x^2y^2+x^3+y^3\right)$

$\int\left(x+y\right)^2\cdot\sin\left(x-y\right)^2dx$

$3-4\left(4-\frac{12}{6}+5\right)+\frac{18}{6}-17$

$\frac{4sin\left(x-y\right)}{cos\left(x\right)\:cos\left(y\right)}$

$2x^2-50=0$

$33\cdot20\cdot48$