Express the column matrix b as a linear combination of the columns of A. (Use A1, A2, and A3 respectively for the columns of A.) 2 3 -1 -9 A = b = -3 1 b =

Elementary Linear Algebra (MindTap Course List)
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Chapter5: Inner Product Spaces
Section5.CM: Cumulative Review
Problem 3CM: Take this test to review the material in Chapters 4 and 5. After you are finished, check your work...
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Express the column matrix b as a linear combination of the columns of A. (Use A1, A2, and Az respectively for the columns of A.)
2 3 -1
-9
A =
b =
-3 1
1
1
b =
Transcribed Image Text:Express the column matrix b as a linear combination of the columns of A. (Use A1, A2, and Az respectively for the columns of A.) 2 3 -1 -9 A = b = -3 1 1 1 b =
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