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4 7 - 1 Let u = 0 and A = 1 2 -1 Is u in the subset of R° spanned by the columns of A? Why or why not? 8. 3 1 12

4 7 - 1 Let u = 0 and A = 1 2 -1 Is u in the subset of R° spanned by the columns of A? Why or why not? 8. 3 1 12

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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2 4 7 - 1 Let u = 0 and A = 1 2 - 1 Is u in the subset of R° spanned by the columns of A? Why or why not? 8. 3 1 12 Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or decimal for each matrix element.) O A. Yes, multiplying A by the vector writes u as a linear combination of the columns of A. O B. No, the reduced row echelon form of the augmented matrix is which is an inconsistent system.
Transcribed Image Text:2 4 7 - 1 Let u = 0 and A = 1 2 - 1 Is u in the subset of R° spanned by the columns of A? Why or why not? 8. 3 1 12 Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or decimal for each matrix element.) O A. Yes, multiplying A by the vector writes u as a linear combination of the columns of A. O B. No, the reduced row echelon form of the augmented matrix is which is an inconsistent system.
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