How can I display/solve mathematical equations in my lecture notes? 0 0

Both Microsoft Word and Microsoft PowerPoint have a built-in equation editor to show equations. An equation editor is an easy to use tool that facilitates the user to add mathematical formulae in their PowerPoint. You can visit the given link and learn more about it

Another option is to use a blank A4 paper, write equations on it and then scan its image and import it in your word or PowerPoint file.

** The time is base on America/New_York timezone