Suppose that Al is a 3 x 7 matrix that has an echelon form with 2 zero rows. Find the dimension of the row space of Al, the dimension of the column space of Al, and the dimension of the null space of Al. dimension of the row space of A| = dimension of the column space of A= dimension of the null space of Al =

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter3: Matrices
Section: Chapter Questions
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Suppose that A is a 3 × 7 matrix that has an echelon form with 2 zero rows. Find the dimension of the row space of Al, the dimension of the column
space of Al, and the dimension of the null space of A.
dimension of the row space of A =
dimension of the column space of A =
dimension of the null space of A| =
Transcribed Image Text:Suppose that A is a 3 × 7 matrix that has an echelon form with 2 zero rows. Find the dimension of the row space of Al, the dimension of the column space of Al, and the dimension of the null space of A. dimension of the row space of A = dimension of the column space of A = dimension of the null space of A| =
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