$\int\frac{2sen\theta\:d\theta\:}{\left(2cos\theta\:\right)^2\sqrt{4-4cos^2\theta\:}}\:$

$12m^4+3m^5$

$\left(y+\frac{1}{2}\right)^3$

$x^2-4x+20$

$\frac{dy}{dx}+5=6+x+y^2+xy^2$

$\left(\frac{2}{3}x^3y^3\right)dy+\left(\frac{1}{2}x^2y^4\right)dx=0$

$\left(2\cdot x^2-8\cdot y^2\right)^2$