4 2 1 Let A= 0 1 2 0 21 (a) Find the eigenvalues of A. (b) Explain without any more calculations that A is diagonalisable. (c) Find three linearly independent eigenvectors of the matrix A. (d) Write an invertible matrix P such that 3 00 p-1AP= 0 -1 0 || 0 0 4

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter7: Eigenvalues And Eigenvectors
Section7.CR: Review Exercises
Problem 15CR: For what values of a does the matrix A=[01a1] have the characteristics below? a A has eigenvalue of...
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4 2 1
Let A= 0 1 2
0 21
(a)
Find the eigenvalues of A.
(b)
Explain without any more calculations that A is
diagonalisable.
(c)
Find three linearly independent eigenvectors of the
matrix A.
(d)
Write an invertible matrix P such that
3 00
p-1AP= 0 -1 0
||
0 0 4
Transcribed Image Text:4 2 1 Let A= 0 1 2 0 21 (a) Find the eigenvalues of A. (b) Explain without any more calculations that A is diagonalisable. (c) Find three linearly independent eigenvectors of the matrix A. (d) Write an invertible matrix P such that 3 00 p-1AP= 0 -1 0 || 0 0 4
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