$\sqrt{\left(a+b\right)\left(a-b\right)+2ab^2+2b^2}$

$4x^2-8=0$

$\left(\frac{3}{4}x^3-5x^2+x-\frac{1}{2}\right)+\left(2x^4+\frac{2}{3}x^3-2x+4\right)$

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

$\int x\left(7x^2+28x+22\right)dx$

$36^3+12x^2+x$

$\left(x+2y\right)\frac{dy}{dx}=-y-2x$