For the symmetric matrix 1 2 21 A = 200 (2 0 2/ find a diagonal matrix D and an orthogonal matrix P for which PT AP= D. The matrix D should have its diagonal entries in increasing order from top left to bottom right. Use: the characteristic polynomial of A is CA (A)=-13 +312 +6A-8, and one of its roots is 1. D= P=

Algebra and Trigonometry (6th Edition)
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ISBN:9780134463216
Author:Robert F. Blitzer
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ChapterP: Prerequisites: Fundamental Concepts Of Algebra
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Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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For the symmetric matrix
1 2 2
200
2 0 2/
A =
find a diagonal matrix D and an orthogonal matrix P for which PT AP= D. The matrix D should have its diagonal entries in increasing order from top left
to bottom right.
Use: the characteristic polynomial of A is CA (A)=-13 +32 +6A-8, and one of its roots is 1.
D=
P=
Transcribed Image Text:For the symmetric matrix 1 2 2 200 2 0 2/ A = find a diagonal matrix D and an orthogonal matrix P for which PT AP= D. The matrix D should have its diagonal entries in increasing order from top left to bottom right. Use: the characteristic polynomial of A is CA (A)=-13 +32 +6A-8, and one of its roots is 1. D= P=
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