User talk:Benq

Revision as of 14:41, 6 December 2014 by Benq (talk | contribs)

$a$ $b$ $c$ $d$

$\frac{1}{a+2}+\frac{1}{b+2}+\frac{1}{c+2}+\frac{1}{d+2$ (Error compiling LaTeX. Unknown error_msg)\sqrt{9+6\sqrt{2}}$