If A=begin{bmatrix}-2 & 1&-4 -2 & 4&-1 1 &-1 &-4 end{bmatrix} text{ and } B=begin{bmatrix}-2 & 4&2 -4 & -1&1 4 &1 &1 end{bmatrix}
then
AB=?
BA=?
True or false : AB=BA for any two square matrices A and B of the same size.
Ava-May Nelson 2020-11-10Answered
If
then
AB=?
BA=?
True or false : AB=BA for any two square matrices A and B of the same size.
Step 1
The given matrices are,
Step 2
To find the value of AB, BA and telling whether AB=BA is true or not for any two square matrices of the same size.
Step 3
Taking the product of matrices, and evaluating AB,
Step 4
Similarly, evaluating BA