Prove that if AB and BA are both defined, then AB and BA are both square matrices.

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Linear Algebra A Modern Introduction

ISBN: 978-1285463247

4th edition

Authors: David Poole

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Question Posted: Apr 15, 2016 06:03 AM

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Prove that if AB and BA are both defined, then AB and BA are both square matrices.

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Suppose A is an m n matrix and B is an a b matrix Since AB is defi...View the full answer

Linear Algebra A Modern Introduction

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