Question

For any two matrices A and B , we have ...​

Answer 1

Explanation:

1.A rectangular matrix does not processes it inverse, since for the products BA and AB to be defined and to be equal,it is neccessary that matrices A and B should be square matrices of the same order .

2.If B is the inverse of A, then A is also inverse of B.

Answer 2

AB=BA or AB=O or AB!=BA