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12 Nov 2019
Which of the below is not true? A. A pivot position of a matrix A is a location in A that corresponds to a leading entry in echelon form of A. B. A pivot position of A is a location in A that corresponds to a leading 1 in the reduced echelon form of A. C. The number of pivot positions in A is called the rank of A D. A pivot column of A is a column that contains a pivot position. E. Free variables of a linear system Ax=b are the ones corresponds to the pivot column of A.
Which of the below is not true? A. A pivot position of a matrix A is a location in A that corresponds to a leading entry in echelon form of A. B. A pivot position of A is a location in A that corresponds to a leading 1 in the reduced echelon form of A. C. The number of pivot positions in A is called the rank of A D. A pivot column of A is a column that contains a pivot position. E. Free variables of a linear system Ax=b are the ones corresponds to the pivot column of A.
Sixta KovacekLv2
29 Sep 2019