I have been tutoring Math 155 for 20+years. I wanted to share the same methods I use in my one-on-one private tutoring sessions through tutoring videos that my students could access whenever they needed some help.
I teach you the easiest way I know how to answer all your questions. I will show you how to use a TI-84 calculator to solve some of the problems.
Here is the list of exams I currently offer videos for. Please keep checking back as I am always adding to the list.