$\int\sqrt{x}\left(\sqrt{a}-\sqrt{x}\right)dx$

$\sin^2x+2=\cos^2x+3\sin y$

$4m-\left[3ax-\left(7m-ax\right)+10ax\right]-m$

$\frac{d^2y}{dx^2}\left(\sqrt{1+\left(\frac{dy}{dx}\right)^2}\right)$

$\int e^{5x}\cdot cos\left(2x\right)dx$

$17+-120$

$\lim_{x\to+\infty}\left(\frac{x\left(5+sin7x\right)}{x+4}\right)$