Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.8: Determinants
Problem 21E
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![4. Prove that a permutation matrix is orthogonal.
1
0 1
5.Let A = -1
1 1
-1 1](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffd2da316-dbb0-4ffc-8d3b-663831b0538e%2F5123cee3-862a-4960-8564-203c68cd1cfc%2F3xeit2_processed.jpeg&w=3840&q=75)
Transcribed Image Text:4. Prove that a permutation matrix is orthogonal.
1
0 1
5.Let A = -1
1 1
-1 1
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