Find QR factorization of the matrix, if possible. 1 2 -2 1 1 1] 18 01 20]

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter7: Eigenvalues And Eigenvectors
Section7.CM: Cumulative Review
Problem 29CM
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A. Find QR factorization of the matrix, if possible.
1
1
2
1
8.
-2 0
1
2
B. Describe all the least square solutions of the equation Ax = b.
2
1
A =
1 7
[1
b =
8.
[3.
Transcribed Image Text:A. Find QR factorization of the matrix, if possible. 1 1 2 1 8. -2 0 1 2 B. Describe all the least square solutions of the equation Ax = b. 2 1 A = 1 7 [1 b = 8. [3.
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