6 7 23 Let u = 5 and A = 2 1 9 . Is u in the subset of R° spanned by the columns of A? Why or why not? 8 3 2 13 3.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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3
6 7 23
Let u =
and A =
9.
Is u in the subset of R' spanned by the columns of A? Why or why not?
3 2 13
Select the correct choice below and fill in the answer box to complete your choice.
(Type an integer or decimal for each matrix element.)
A.
No, the reduced echelon form of the augmented matrix is
which is an inconsistent system.
B. Yes, multiplying A by the vector
writes u as a linear combination of the columns of A.
Transcribed Image Text:3 6 7 23 Let u = and A = 9. Is u in the subset of R' spanned by the columns of A? Why or why not? 3 2 13 Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or decimal for each matrix element.) A. No, the reduced echelon form of the augmented matrix is which is an inconsistent system. B. Yes, multiplying A by the vector writes u as a linear combination of the columns of A.
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