$2\log\left(x\right)+\log\left(\frac{1}{3}\right)-\log\left(\frac{3}{4}\right)=2$

$\frac{4.5}{3}$

$\int-\frac{1}{5t\sqrt{25t^2-25}}dx$

$\left(x+2\right)^2-\left(2-x\right)^2+\left(x-4\right)^2$

$\left(8a\right)^3+\left(2b\right)^3$

$\frac{dy}{dx}=\left(x-5\right)y$

$\frac{dn}{dt}+\:n\:=\:nte^t\:^{+\:9}$