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

$\frac{d}{dx}\left(\frac{-y^3-3yx^2}{x\left(x^2+3y^2\right)}\right)$

$\frac{\left(tan\left(2x\right)cos\left(2x\right)-sin\left(5x\right)\right)}{sin\left(3x\right)}$

$\int4x.\log\left(x+1\right)dx$

$24x^3+21x+16x^2+14$

$2\left(\sqrt{20x}\right)$

$x^2-4-117$