$f\left(x\right)=\left(2x\right)ln\left(1+x\right)$

$\left(x-sy-z\right)^2$

$\int\left(\frac{x^2+\sqrt[3]{x}}{\sqrt{x}}\right)dx$

$\lim_{x\to\infty}\left(\frac{x^2}{x+4}\right)$

$\int\left(2x\:+\:1\right)e^xdx$

$\int\frac{-15+4x}{\left(x-5\right)^2}dx$

$1+1+1+1+1+1+1+1+1+1$