Determine which of the following matrices are orthogonal. For those that are orthogonal, find the inverse. (a)

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Determine which of the following matrices are orthogonal. For those that are orthogonal, find the inverse.
(a)

(b)

(c)

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Elementary Linear Algebra with Applications

ISBN: 978-0471669593

9th edition

Authors: Howard Anton, Chris Rorres

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Question Posted: Jun 17, 2016 08:09 AM

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Determine which of the following matrices are orthogonal. For those that are orthogonal, find the inverse. (a)

Question:

12 2 2 0 100 010 0010 010广 3-3-3 0 1000

Step by Step Answer:

a Since the row vectors form an orthonormal set the matrix is orthogon...View the full answer

Elementary Linear Algebra with Applications

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