$2x\:-\:27\:>\:23$

$\left(5x^3\right)\left(-m^2x\right)\left(9m^7y^6\right)$

$\lim_{x\to\infty}\left(\frac{\sqrt{1+4x^6}}{2-x^3}\right)$

$\frac{d}{dx}\left(\frac{8x^2}{2x^4+5}\right)$

$\frac{d}{dx}\left(xy^2+x^2y^5-2x^3=4\right)$

$\frac{d}{dx}\left(x^3y+\ln\left(y\right)=y^2\cos\left(x\right)\right)$

$\frac{3}{2}=\sin\left(x\right)\cdot\cos\left(x\right)$