$\lim_{x\to1}\left(\frac{x+ln\left(x\right)}{x-1}\right)$

$\frac{dy}{dx}\left(ln\left(5y\right)=e^ysin\left(5x\right)\right)$

$\:\frac{3x+2}{5}\:<x-4$

$\:\left(x+2\right)\left(x+1\right)+\left(x+3\right)\left(x+2\right)-2x^2-8x$

$2^{15}\cdot2^{-9}$

$\left(4x^2-3\right)\left(\tan\left(2x\right)\right)$

$2xydy=\left(x^2+y^2\right)dx$