Chapter7: Systems Of Equations And Inequalities
Section7.5: Matrices And Matrix Operations
Problem 3SE: Can both the products AB and BA be defined? If so, explain how; if not, explain why.
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Transcribed Image Text:1)
√ A = (31) 60 (2 ² )
B =
-22
4
2
2
Calculate AB, BA, A+B, B-A, A²,
B2, and 3B.
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