To embed LaTeX equations in a post, users can utilize the "Preview Post" button to test their equations without submitting. The example provided, v^2_x + v^2_y + v^2_z + ct^2 = c^2, demonstrates a typical LaTeX format. For additional inquiries regarding LaTeX, participants are encouraged to visit the Math & Science Software forum. This method allows for effective presentation of mathematical expressions in forum discussions. Understanding these steps enhances the clarity of technical content shared online.