$x^2\left(\frac{\left(108-x^2\right)}{4}\right)$

$xy+4y=x^3-x$

$\int_0^9\frac{10}{\sqrt[3]{1-x}}dx$

$\lim_{x\to0}\left(3+x^2\sin\left(t^3+\frac{2}{x^2}\right)\right)$

$\int\frac{\left(\ln\left(x\right)\right)^4}{x}dx$

$\lim\:_{x\to\:\infty\:}\left(\frac{3sinx}{2x}\right)$

$\frac{m^4-25m+m^2}{m-3}$