$\frac{dy}{dx}=2xy=4x$

$\left|-7\right|+\left(-6\right)-3$

$\left(2+\sqrt{y}\right)\left(2-\sqrt{y}\right)g$

$\int\frac{\left(3x^2-2x+5\right)}{\left(x+3\right)^3}dx$

$\int_0^{\pi}\left(\frac{1}{1+sen^2\left(x\right)}\right)dx$

$tan^2\left(x\right)+6=sec^2\left(x\right)+5$

$\frac{dy}{dx}=inx$