In this lesson, you will learn more about the properties of Identity Matrices. You will also use inverse matrix to solve for simultaneous equation.
By the end of this lesson, you will be able to
a. explain the properties of an Identity matrix
b. find the Inverse of a matrix
c. solve of simultaneous equation using inverse matrix
In the previous lesson, you have learn what an Identity Matrix is.
An Identify Matrix is a square matrix with its leading diagonal filled with 1's and 0's elsewhere. It is denoted by the letter I.
Click on video below to find out more about the properties of Identity Matrices.
Knowledge Check
Let's review what you have learnt about Identity Matrices by completing the following sorting activity.
True or False?
What are inverse matrices?