$-3x+\frac{1}{2}<\frac{5}{6}$

$\frac{d}{dx}x^2-3xy+y^3=3$

$4z^2-16z=36$

$\int\left(\frac{\left(x^{-8}+x^{\frac{2}{9}}e^x-x^{-\frac{7}{9}}\right)}{x^{\frac{2}{9}}}\right)dx$

$\left|\left(428\right)\right|$

$\int\ln\left(\left|x\right|\right)^2dx$

$r\left(x\right)\frac{x^2-9}{x-2}$