5. Suppose you wish to determine whether 122 92 -38 is in the span of 48 108 (3-3) (a) With this goal in mind, use rref on an appropriate matrix. 12 (b) * Is the given vector in the span of the other two? Explain how your computation justifies your answer. (c) Are the three vectors above linearly independent or linearly dependent? Justify your answer.

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter2: Matrices
Section2.4: Elementary Matrices
Problem 61E: Show that the matrix below does not have an LU factorization. A=0110
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Matlab. Add the awnsers for the * questions in the code comments.

5. Suppose you wish to determine whether
122
92
-38
is in the span of
48
108
(3-3)
(a) With this goal in mind, use rref on an appropriate matrix.
12
(b) * Is the given vector in the span of the other two? Explain how your computation justifies your
answer.
(c) Are the three vectors above linearly independent or linearly dependent? Justify your answer.
Transcribed Image Text:5. Suppose you wish to determine whether 122 92 -38 is in the span of 48 108 (3-3) (a) With this goal in mind, use rref on an appropriate matrix. 12 (b) * Is the given vector in the span of the other two? Explain how your computation justifies your answer. (c) Are the three vectors above linearly independent or linearly dependent? Justify your answer.
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