(c) Use the diagonalization from part (a) to find the eigenvalues of 4 1 1 2° 15 11 1 15 1 2 1 1 4 B=

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter5: Orthogonality
Section5.4: Orthogonal Diagonalization Of Symmetric Matrices
Problem 27EQ
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Please answer part c! Thanks!

Let
3 0 0 1
1
0 4 0
-1
A =
0 0 4 0
1 0 0 3
2
(a) Find a matrix X and a diagonal matrix A such that A = XAX-1.
Aku
(b) Use the diagonalization from part (a) to compute A10 and lim
(c) Use the diagonalization from part (a) to find the eigenvalues of
4 1 1 2]
15 1
1
B =
1 1 5
2 1 1 4
1
Transcribed Image Text:Let 3 0 0 1 1 0 4 0 -1 A = 0 0 4 0 1 0 0 3 2 (a) Find a matrix X and a diagonal matrix A such that A = XAX-1. Aku (b) Use the diagonalization from part (a) to compute A10 and lim (c) Use the diagonalization from part (a) to find the eigenvalues of 4 1 1 2] 15 1 1 B = 1 1 5 2 1 1 4 1
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