Sunday 21 December 2014

How to add and subtract the matrices?

Understand to add and subtract matrices. Click on the link to Watch the VIDEO explanation: Watch Video


Addition and Subtraction of Matrices - Numerical 
Let us learn how to add and subtract the matrices. 
Problem: 
Two Matrices A and B of order 3 by 3 are given. 
Find A + 3B and 2A - 3B. 
Since there are two matrices A and B are of equal order they can be added by adding there corresponding elements. We are require to add matrix A and 3 times of matrix B. So first multiplying of each element of matrix B by 3 and obtain matrix 3B. An illustration is shown to obtain the first row first column element of matrix 3B. Go ahead keep the values and obtain the remaining element of the matrix. 
click on check to verify your answer. Else click on the solve button to get the matrix. 
Now find matrix A + 3B 
Good! 
Therefore A + 3B = Matrix 7 12 16 -6 14 11 -17 -3 15 
Now try and solve the 2A - 3B. click on the next button.

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