Course time:

• Section 4: TR 9:30-10:45am, click here for the syllabus.
• Section 5: TR 3:30-4:45pm, click here for the syllabus.

Course Schedule:

(Jan 21):

1. Relate the types of solution sets of a system of two (three) variables to the intersections of lines in a plane (the intersection of planes in three space)

Introduction to systems of linear equations: motivate the definition and the notation of the system of linear equations, Elementary Operations.

(Jan 23):

2. Augmented Matrix, Row (reduced) echelon forms , examples, solving systems of linear equations using row-echelon forms.

(Jan 28)

3. More examples on finding row-echelon forms, algorithm to find row-echelon form, writing the solutions set, free and basic variables, rank of a matrix.

(Jan 30)

4. Matrix Arithmetic, addition, scalar multiplication, matrix multiplication, the transpose, identity and inverses.