For a matrix A, B and identity matrix I, if a matrix AB=I=BA then?
Posted: Thu Jul 14, 2022 9:01 am
a) B is inverse of A
b) A is inverse of B
c) A-1 = B, B-1 = A
d) All of the mentioned
b) A is inverse of B
c) A-1 = B, B-1 = A
d) All of the mentioned