(a) If an matrix can be obtained fromelementary row operations on an matrixthen the
Chapter 4, Problem 4.394(choose chapter or problem)
(a) If an matrix can be obtained fromelementary row operations on an matrixthen the column space of is equal to the columnspace of A(b) The system of linear equations is inconsistentif and only if is in the column space of(c) The column space of a matrix is equal to the rowspace of AT.
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