B = 5 3 -3 -2 1\ 0 1 2 1

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.4: The Singular Value Decomposition
Problem 26EQ
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Only (ii) please.

4. Let
A =
3
-1
6
2 2
0 −1
6 7
2
B =
5
3
-3
-2
2
1
1
1
.
(i) Show that A is diagonalizable. Find a basis of R³ consisting of eigenvectors of A. Write
down an invertible matrix P and a diagonal matrix D such that D = P-¹AP.
(ii) Find the eigenvalues and bases of the eigenspaces of B, and show that B is not diagonalizable.
Transcribed Image Text:4. Let A = 3 -1 6 2 2 0 −1 6 7 2 B = 5 3 -3 -2 2 1 1 1 . (i) Show that A is diagonalizable. Find a basis of R³ consisting of eigenvectors of A. Write down an invertible matrix P and a diagonal matrix D such that D = P-¹AP. (ii) Find the eigenvalues and bases of the eigenspaces of B, and show that B is not diagonalizable.
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