$-3\left(x+1\right)>-6$

$\frac{dy}{dx}+5x^4y=\cos\left(5x\right)e^{-x^5}$

$\frac{2x}{x-5}+\frac{x+2}{x+1}$

$arctan\left(-5\right)$

$55m^2n^3x+220m^2y^3-110m^2n^3x^2$

$\cot\left(46.4\right)$

$\lim_{x\to0}\left(\frac{3x^1\left(1-\cos\left(x\right)\right)}{4\left(x^2\right)^2}\right)$