95. If A is an $m times n$ matrix and B is an $n times m$ matrix
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95. If A is an $m \times n$ matrix and B is an $n \times m$ matrix such that I + BA is nonsingular, show that I + AB is also nonsingular and
(I + AB)-1 = I - A(I - BA)-1B.
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Related Book For
Matrices With Applications In Statistics
ISBN: 9780534980382
2nd Edition
Authors: Franklin A Graybill
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