Consider the matrix This matrix has eigenvalues λ = - A = a. Suppose you know that v = 8 -5 -5 -5 2 1 15 -9 -8 -2,1,3. (You do not need to verify this yourself) 1 8- -2 is an eigenvector of A. Find the corresponding eigenvalue. 3 b. Using what you determined in part a., compute bases for the eigenspaces corresponding to the remaining two eigenvalues.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter5: Orthogonality
Section5.3: The Gram-schmidt Process And The Qr Factorization
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Consider the matrix
A =
a. Suppose you know that v =
8
5 15
-5
-5
-5
PM
-8
2 1
-9
This matrix has eigenvalues λ = -2, 1,3. (You do not need to verify this yourself)
1
B
−2 is an eigenvector of A. Find the corresponding eigenvalue.
b. Using what you determined in part a., compute bases for the eigenspaces corresponding to the
remaining two eigenvalues.
Transcribed Image Text:Consider the matrix A = a. Suppose you know that v = 8 5 15 -5 -5 -5 PM -8 2 1 -9 This matrix has eigenvalues λ = -2, 1,3. (You do not need to verify this yourself) 1 B −2 is an eigenvector of A. Find the corresponding eigenvalue. b. Using what you determined in part a., compute bases for the eigenspaces corresponding to the remaining two eigenvalues.
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