Suppose A, B are n × n matrices, B is invertible, and AB=0 (where O is the n x n zero matrix). Given this, prove that A = O (make general argument independent of any particular matrices; you may not use examples).

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Suppose \( A, B \) are \( n \times n \) matrices, \( B \) is invertible, and \( AB = O \) (where \( O \) is the \( n \times n \) zero matrix). Given this, prove that \( A = O \) (make a general argument independent of any particular matrices; you may not use examples).
Transcribed Image Text:Suppose \( A, B \) are \( n \times n \) matrices, \( B \) is invertible, and \( AB = O \) (where \( O \) is the \( n \times n \) zero matrix). Given this, prove that \( A = O \) (make a general argument independent of any particular matrices; you may not use examples).
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