Let A be a square matrix of order 3 and B = AA-1. If A=-5, then B = __ – InterviewSolution

InterviewSolution

1.	Let A be a square matrix of order 3 and B = AA-1. If A=-5, then B = _________________.
Answer» Let A be a square matrix of order 3 and B = $\|A\| A^{- 1} . If \|A\| = - 5, then \|B\|$ = _________________.

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