Elementary Linear Algebra 7th Edition

Published by Cengage Learning
ISBN 10: 1-13311-087-8
ISBN 13: 978-1-13311-087-3

Chapter 7 - Eigenvalues and Eigenvectors - 7.1 Eigenvalues and Eigenvectors - 7.1 Exercises - Page 351: 41

Answer

$-2,4,-3,-3$.

Work Step by Step

We know that for a triangular or diagonal matrix, the eigenvalues are the entries on the diagonal. Hence, here the eigenvalues are: $-2,4,-3,-3$.
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