Google Chart Tools Mathematical (TeX) Formulas

Google Chart Tools / Image Charts (aka Chart API)
Mathematical (TeX) Formulas
http://code.google.com/intl/zh-TW/apis/chart/docs/gallery/formulas.html


http://chart.apis.google.com/chart?
cht=tx
&chl=x = \frac{-b \pm \sqrt {b^2-4ac}}{2a}
http://chart.apis.google.com/chart?cht=tx&chl=x = \frac{-b \pm \sqrt {b^2-4ac}}{2a}