$\int\left(5x^3-5x^2\right)e^xdx$

$\int\left(tan\left(8x+1\right)\right)\:dx$

$tan\left(x\right)=\frac{3}{2}\:\sin\left(x\right)$

$\frac{\sin\left(x\right)+\cos\left(x\right)}{\sin\left(x\right)}-\frac{sin\left(x\right)-\cos\left(x\right)}{cos\left(x\right)}$

$12x\:-\:3\left(x\:+\:2\right)\:$

$8\infty8$

$\frac{dy}{dx}\cdot\left(2y-x\right)=y-2x$