$\frac{dy}{dx}=3y\left(2-y\right)$

$3\:\frac{3}{5}\cdot5$

$3b+2ba+bc$

$-2\int\left(\frac{u}{\left(u-1\right)\left(2u-1\right)}\right)du$

$\lim_{x\to2}\left(\frac{2-x+\ln\left(x-1\right)}{x^3-2x^2-4x+8}\right)$

$\lim_{x\to\infty}\left(x\ln\left(x\right)\:-\:x\ln\left(x+5\right)\right)$

$36x^2-72x+81=0$