Suppose S is a real symmetric matrix, H is a complex Hermitian matrix, P is a real orthogonal projection, and i is non-zero. Which of these statements are true? 1. ito-sQ is diagonal, then Q has orthogonal columns. True False 2. There is a matrix Q with OT HO diagonal. D 3. If i and w are eigenvectors of S is different eigenspaces, then (6, w) 0. B 4. Every eigenvalue of P is -1 or 1. 5. If SE = A0, then Å ER. B 6. If Hi = d0, then |A = 1.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
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Chapter4: Eigenvalues And Eigenvectors
Section4.4: Similarity And Diagonalization
Problem 51EQ
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Suppose S is a real symmetric matrix, H is a complex Hermitian matrix, P is a real orthogonal projection, and i is non-zero. Which of these statements are true?
1. Ito-SQ is diagonal, then Q has orthogonal columns.
True
False
2. There is a matrix Q with QT HO diagonal.
D 3. If i and w are eigenvectors of S is different eigenspaces, then (6, w) 0.
B 4. Every eigenvalue of P is -l or 1.
5. If SE = A0, then Å ER.
B 6. If Hi = d0, then |A = 1.
Transcribed Image Text:Suppose S is a real symmetric matrix, H is a complex Hermitian matrix, P is a real orthogonal projection, and i is non-zero. Which of these statements are true? 1. Ito-SQ is diagonal, then Q has orthogonal columns. True False 2. There is a matrix Q with QT HO diagonal. D 3. If i and w are eigenvectors of S is different eigenspaces, then (6, w) 0. B 4. Every eigenvalue of P is -l or 1. 5. If SE = A0, then Å ER. B 6. If Hi = d0, then |A = 1.
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