$\int\:6x^4cos5xdx$

$\frac{dy}{dx}=\frac{1}{10}\cdot\cos\left(\sqrt{y}\right)^2$

$\sqrt[3]{216m^6x^7y^9}$

$\int\left(\cos\left(ax\right)+\sin\left(ax\right)\right)^3dx$

$400\:.\:-8$

$\left(3^4\cdot4^{-3}\right)^{-2}$

$\lim_{x\to0}\left(\frac{tan5x\cdot\:\:sin6x}{xtan4x}\right)$