Let A be a diagonalizable n x n matrix and let P be an invertible n x n matrix such that B = P-¹AP is the diagonal form of A. Prove that Ak = PBKP- integer. Use the result above to find the indicated power of A. 2 0 4 -2 -2 3 A5 = A = , A5

Linear Algebra: A Modern Introduction
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ISBN:9781285463247
Author:David Poole
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Chapter5: Orthogonality
Section5.3: The Gram-schmidt Process And The Qr Factorization
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Let A be a diagonalizable n x n matrix and let P be an invertible n x n matrix such that B = P-¹AP is the diagonal form of A. Prove that AK = PBKP-1, where k is a positive
integer.
Use the result above to find the indicated power of A.
2 0-2
4 -2 -2, A5
3 0
A5 =
A =
000
↓ 1
Transcribed Image Text:Let A be a diagonalizable n x n matrix and let P be an invertible n x n matrix such that B = P-¹AP is the diagonal form of A. Prove that AK = PBKP-1, where k is a positive integer. Use the result above to find the indicated power of A. 2 0-2 4 -2 -2, A5 3 0 A5 = A = 000 ↓ 1
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