Find a pair of 3 3 matrices A and B to demonstrate that A + B A + B
Chapter 8, Problem 71(choose chapter or problem)
Exploration Find a pair of \(3 \times 3\) matrices A and B to demonstrate that \(|A+B| \neq|A|+|B|\).
Text Transcription:
3 times 3
|A+B| neq |A| + |B|
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