2 -2 3 -2 (a) Given matrices A = | 1 1 and B = -2 8 -3 2 -3 4, -3 7 -2 Find AB. Hence or otherwise, deduce A-1.

Elementary Linear Algebra (MindTap Course List)
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Chapter2: Matrices
Section2.CR: Review Exercises
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2 -2
3 -2
2
(a) Given matrices A = | 1
1
and B
-2
8
-3
2 -3
4
-3
7 -2
Find AB. Hence or otherwise, deduce A-.
Transcribed Image Text:2 -2 3 -2 2 (a) Given matrices A = | 1 1 and B -2 8 -3 2 -3 4 -3 7 -2 Find AB. Hence or otherwise, deduce A-.
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