$\left(3+6\right)\cdot\left(4+5\right)\cdot\left(-3+2\right)$

$\left(2x+1\right)\ge3$

$\frac{\left(10w^3\right)^2}{5w^4}$

$\int\frac{1}{4\sec\left(x\right)+5}dx$

$1\:x\:-2\:+2$

$y+y^2=x^2y$

$\frac{csc\left(x\right)+1}{cot^3\left(x\right)}=\frac{tan\left(x\right)}{csc\left(x\right)-1}$