Let a 1 ,....,a 5 denote the columns of the matrix A, where a. Explain why a

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Let a1,....,a5 denote the columns of the matrix A, where


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a. Explain why a3 and a5 are in the column space of B. 


b. Find a set of vectors that spans Nul A. 


c. Let T: R5 → R4 be defined by T(x) = Ax. Explain why T is neither one-to-one nor onto.

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Linear Algebra And Its Applications

ISBN: 9781292351216

6th Global Edition

Authors: David Lay, Steven Lay, Judi McDonald

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