In this lesson our instructor talks about solving system of equations using matrices. He talks about two equations and using substitution or elimination to solve them. He talks about three equations or higher and their history. He then discusses row echelon form and back substitution. He then talks about Gaussian elimination and augmented matrix. He finishes with Gauss-Jordan elimination. Four extra example videos round up this lesson.
Lecture Slides are screen-captured images of important points in the lecture. Students can download and print out these lecture slide images to do practice problems as well as take notes while watching the lecture.