$\int\left(\frac{w^4-w}{w^3}\right)dx$

$\frac{\frac{1}{3}x^3+6x^2-3x+8}{\frac{x}{3}}$

$20+90+513$

$f\left(x\right)=ln\left(\frac{ax^2}{2y^3}\right)$

$\frac{\left(\left(x-3\right)\left(x-2\right)\right)}{x-5}$

$x^3-4x^2y+5x^3-7xy^2-4x^2y-5x^3$

$\left(z+31\right)\left(z-37\right)$