$\:\:6x^3-11x^2+4x$

$\int\frac{x-1}{\sqrt{3+2x-x^2}}dx$

$5\:\cdot\:-3\:+\:-2\:\cdot\:9$

$\left(\:csc\:x-\frac{1}{4}\right)\left(2\:sin\:x\:+\sqrt{2}\right)=0$

$- 2 ( 6 w + 9 ) - 5 w$

$2\ln\left(x\right)-\frac{1}{2}\ln\left(y\right)-\left(x+1\right)+3\ln\left(x\right)$

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