3. Consider that matrix 406] (a) Find the eigenvalues of 4. Also find the corresponding eigenspaces and their dimensions. (b) Explain why A is diagonalizable. Calculate 42021 (c) Your friend claims "I think if I diagonalizes A. then P diagonalizes every integral power of A." Is his statement correct? Il not, under what condition(s) the statement holds true?

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.1: Inner Product Spaces
Problem 11AEXP
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3. Consider that matrix
(a) Find the cigemvalues of 4. Also find the corresponding eigenspaces and their
dimensions.
(b) Explain why A is diagonalizable. Caleulate AP2|
(c) Your friend claims
"I think if P dhagonelizes A. than P diagonalizes every integral power of A."
Is his statement correct? LI not, under what condition(s) the statement holds true?
Can you prove it in general?
Transcribed Image Text:3. Consider that matrix (a) Find the cigemvalues of 4. Also find the corresponding eigenspaces and their dimensions. (b) Explain why A is diagonalizable. Caleulate AP2| (c) Your friend claims "I think if P dhagonelizes A. than P diagonalizes every integral power of A." Is his statement correct? LI not, under what condition(s) the statement holds true? Can you prove it in general?
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