$f\left(x\right)=3x^3\:\left|4x^2\:\:\:5x\right|6$

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

$-3592+214$

$\int\left(\sqrt{x+\tan\left(x\right)}\right)\left(1+\sec\:^2\left(x\right)\right)dx$

$\int x^2\cdot\left(2x-1\right)^5dx$

$\frac{2x+x^2}{x+3}$

$8u+7-6u-5$