$\int\frac{2y}{\left(2+3y^2\right)^3}dy$

$\frac{-24x}{x^2}$

$\lim_{x\to-1}\left(\frac{2}{\left(3x\left(x+1\right)^2\right)}\right)$

$\lim_{x\to\infty}\left(e^x+x\right)^{\frac{1}{2}}$

$\int e^{3x}\left(1+e^{3x}\right)^{2}dx$

$14:2\left(-1\right)+2+4-5:\left(-1\right)$

$x\left(x^2+x-1\right)=0$