Tuesday, 28th April 2020
Lesson: Determinant of a 3 by 3 matrix
By the end of this lesson, learners should be able to:
- Find the determinant of 3 by 3 matrices
Review of last lesson:
Definition of a matrix:
This is a rectangular array of numbers, symbols, or expressions arranged in rows and columns
Matrices are denoted with upper case (capital) letters,...