[O] What is the best way to show inline math formulas in org mode?

[Amos Bird]

#+OPTIONS: latex:t toc:nil H:3

Hi,

I found that there are ways to write formulas in mathjax or latex in org-mode. 
But how can I view
them inlinely? Currently I just copy and paste formula images which seems not 
the right way.

regards,

--
Amos Bird
amosb...@gmail.com