Latest NDA Aptitude Question SOLUTION: If A and B are two non-singular square matrices such that AB = A, then which one of the following is correct ?
(a) B is an identity matrix (b) B = A^–1
(c) B = A^2 (d) Determinan
If A and B are two non-singular square matrices such that AB = A, then which one of the following is correct ?
(a) B is an identity matrix (b) B = A^–1
(c) B = A^2 (d) Determinant of B is zero