Let T: R → R³ be given by (d) Find the eigenvectors of T. (e) Show that T is diagonalisable and write down the diagonal matrix D and the associated matrix P with PAP = D. (f) Check that AP = PD. %3D (g) Is T invertible?

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter5: Orthogonality
Section5.4: Orthogonal Diagonalization Of Symmetric Matrices
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Let T: R → R³ be given by
(d) Find the eigenvectors of T.
(e) Show that T is diagonalisable and write down the diagonal matrix D and the associated matrix
P with PAP = D.
(f) Check that AP = PD.
%3D
(g) Is T invertible?
Transcribed Image Text:Let T: R → R³ be given by (d) Find the eigenvectors of T. (e) Show that T is diagonalisable and write down the diagonal matrix D and the associated matrix P with PAP = D. (f) Check that AP = PD. %3D (g) Is T invertible?
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