For what value(s) of a does the matrix A = has -1 and 2 as eigenvalues? 1 a

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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For what value(s) of a does the matrix A have -1 and 2 as eigenvalues?

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For what value(s) of a does the matrix A =
has -1 and 2 as eigenvalues?
Transcribed Image Text:[ 1 For what value(s) of a does the matrix A = has -1 and 2 as eigenvalues?
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