True/False: If the statement is false, you must justify why it is false. (a) For nx m matrices A and B, det (AB) # det (A)det (B). (b) For an m x n matrix A, rank(A) is the dimension of the null space of A. (c) The non-pivot columns of a matrix A form a basis for the column space of A. (d) An m x m determinant is defined by determinants of (m-1) x (m-1) submatrices.

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter6: Linear Systems
Section6.3: Matrix Algebra
Problem 85E: Determine if the statement is true or false. If the statement is false, then correct it and make it...
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Must answer ALL parts, a through d, as they’re all related
True/False: If the statement is false, you must justify why it is false.
(a) For n x m matrices A and B, det (AB) # det (A)det (B).
(b) For an m x n matrix A, rank(A) is the dimension of the null space of A.
(c) The non-pivot columns of a matrix A form a basis for the column space of A.
(d) An m x m determinant is defined by determinants of (m - 1) x (m - 1) submatrices.
Transcribed Image Text:True/False: If the statement is false, you must justify why it is false. (a) For n x m matrices A and B, det (AB) # det (A)det (B). (b) For an m x n matrix A, rank(A) is the dimension of the null space of A. (c) The non-pivot columns of a matrix A form a basis for the column space of A. (d) An m x m determinant is defined by determinants of (m - 1) x (m - 1) submatrices.
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