$\left(2x-y\right)\cdot\left(x+2y\right)$

$y=\left(6x^2+4\right)^{\frac{3}{4}}$

$-\frac{320}{-8}$

$\int\left(u^2-1\right)^{-\frac{1}{2}}du$

$\sqrt{2^2}-2\cdot2$

$\frac{dy}{dx}=20e^{1.4t}$

$\lim_{x\to10}\left(\left(x-10\right)\cdot\frac{e^{-x}}{x^3-14x^2+44x-40}\right)$