$\frac{-2x^2y^8}{8x^3y^5}$

$\left(\frac{6a^2b^2}{b}\right)^3$

$\int\left(\frac{\ln\left(x\right)}{4x}\right)dx$

$\lim_{x\to\infty}\left(\frac{-5x^2+9x+20}{4ln\left(x^5\right)}\right)$

$41,2\:-\:2,8$

$f\left(x\right)=\left(2x-3\right)\left(3x+2\right)$

$2\cdot3\cdot4:2\cdot6$