There is proper procedure to multiply two matrices. First, we need to check if the two matrices are eligible for multiplication. To multiply two matrices, the number of columns of first matrix must be equal to number of rows of the second matrix. For … [Continue reading]

## Multiplying Scalar with a Matrix

To multiply any scalar with a matrix, we simply multiply every element present in the matrix with that scalar. For example, if we are given with any matrix A and we want to calculate 2A then we simply multiply each element of matrix with 2 to get the … [Continue reading]

## Equality of Matrices

Equality of Matrices Two matrices are equal if both matrices are of same order and corresponding elements are equal in both of the matrices. For example, we have two matrices $${\rm{A}} = \left[{\matrix{3&4&6 … [Continue reading]

## How to find additive Inverse of a Matrix?

If, we are given with a matrix then how can we find its additive inverse? I will explain it with the help of example. You first need to know general definition of additive inverse in order to understand additive inverse of matrix. … [Continue reading]

## How to Add or subtract Two Matrices?

How to Add or subtract two Matrices? Two matrices can be added or subtracted only if they have same order. Otherwise, they are not eligible for addition. For example, we have two matrices $$A = \left[{\matrix{1 & 2 & 3 \cr5 & 2 & 1 … [Continue reading]