math.la.t.mat.det.2x2

The formula for the inverse of a 2x2 matrix is derived. (need tag for that formula)

- Created On
- February 17th, 2017
- 6 years ago
- Views
- 2
- Type
- Video
- Timeframe
- Pre-class
- Perspective
- Language
- English
- Content Type
- text/html; charset=utf-8

Definition of the inverse of a matrix, examples, uniqueness; formula for the inverse of a 2x2 matrix; determinant of a 2x2 matrix; using the inverse to solve a system of linear equations.

- Created On
- August 22nd, 2017
- 5 years ago
- Views
- 4
- Type
- Video
- Language
- English
- Content Type
- text/html; charset=utf-8

Before we define the determinant of a matrix, we take a slight detour to introduce elementary matrices. These will bring us back to the beginning of the course and our old friend, row operations.

- License
- GFDL-1.2
- Submitted At
- September 11th, 2017
- 5 years ago
- Views
- 3
- Type
- Language
- English
- Content Type
- text/html

Pre-class quiz (four questions) on the matrix inverse to be completed by students after having watched a pre-class video on the topic.

- License
- CC-BY-SA-4.0
- Created On
- August 1st, 2016
- 6 years ago
- View
- 1
- Type
- Formative Quiz
- Timeframe
- Pre-class
- Perspective
- Language
- English
- Content Type
- text/html; charset=utf-8