Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section: Chapter Questions
Problem 78RE
Related questions
Question
Show that the following matrices are orthogonal and find their inverses:
Transcribed Image Text:1
cos 0 -sin0
A =
0 0 1
and B =
sin 0
cos 0
1
0 0
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