# ContentDesign:Introduction to Matrix Algebra

Objectives
 After completing this tutorial you will be able to: present given data in a grid format as a matrix interprete a matrix according to the given context define the order of a matrix define (a) a row matrix (b) column matrix (c) identity(or unit) matrix (d) square matrix (e) null matrix (f) rectangular matrix add two matrices of the same order multiply a matrix by a scalar(a number) explain the requisites required to multiply two matrices multiply two matrices calculate the determinant of a 2x2 matrix calculate the inverse of a matrix solve simultaneous equations with 2 variables using matrices

# Preknowledge

 basic 4 operations solve simultaneous equations