Learning how to write in LaTeX is a valuable skill to learn early in your scientific career. Don't be that guy/gal who writes their papers in Word. Ugh!
LaTeX Math Symbols:
Handy online LaTeX editor (click buttons for examples of code):
(also, check the URLs for all of the equations in the previous post for the LaTeX used to create them).
How to pronounce and write "LaTeX":
I prefer "lay-tech" but I won't make fun of you if you say "lah-tech." I will make fun of you if you say "lay-teks" :)