We have stated in lecture many ways we would like answers stylized. Keeping track of it can be tough.
So here is a style guide. It will be updated about once a week so check back periodically. It is hosted on overleaf so you should also be able to see the LaTeX formating a well.
Style guide
For online software for opening, editing and exporting LaTeX files we recommend: overleaf. They also have some great resources to get started (found at the bottom of the page) or here: Learn LaTeX in 30 minutes. We will provide you template for the homework so feel free to fill in the blanks for the most part.