$\frac{dy}{dx}=\frac{x}{-2y}$

$\lim_{x\to0}\left(\frac{arcsin\left(5x\right)}{x}\right)$

$\int_1^9e^{5\sqrt{x}}dx$

$\left(x^2+7x+6-x^2\right)\cdot\left(x\right)$

$\lim_{x\to-\infty}\left(\frac{\sqrt{1369x^2-36x+22}-3x+19}{5x+18}\right)$

$\left(\frac{2x^3}{4y^{-1}}\right)^2$

$\frac{dy}{dt}=7y-280$