<HTML> <HEAD> <TITLE>MathJax Example</TITLE> <SCRIPT SRC="MathJax/MathJax.js?config=default"></SCRIPT> </HEAD> <BODY> There are two solutions to $ax^2 + bx + c = 0$ and they are $$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$ </BODY> </HTML>