$\int x\left(2x+\frac{1}{x}\right)^2dx$

$4\left(3n-5\right)$

$\left(x^3+3y\right)\left(y^3+3y\right)$

$\frac{d}{da}\left(e=y+\frac{q^2}{2\cdot g\cdot a^2}\right)$

$\sin\left(x\right)=\frac{\sqrt{5}}{3}$

$log5\left(25x\right)$

$\left(3x+10y\right)\left(3x-10y\right)$