User:Mr.X

Mr.X is not related to the Geek on the Geek page. At all. Yet knows something about C++. Or not. Heh...

$\lim _{h\to 0}{\frac {\int _{1}^{1+h}\ {\sqrt[{2}]{x^{3}+8}}}{h}}=3$

$\int {e^{x}}=f(u)^{n}$