. Identify which of the following matrices is in row echelon form(REF)and/or reduced row echelon form (RREF). For those in row and/or reduced row echelon form, identify the pivots clearly by circling them. For those that are not in a given form, state which properties the matrix fails

Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter11: Systems Of Equations
Section11.4: Determinants
Problem 52PS
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4. Exercise 1.2
A. Identify which of the following matrices is in row echelon form(REF)and/or reduced row echelon
form (RREF). For those in row and/or reduced row echelon form, identify the pivots clearly by
circling them. For those that are not in a given form, state which properties the matrix fails
to satisfy.
1
2 3
1
1
0 0 0 5
2
b.
-3 6
с. | 0
0 4
a.
1
d.
1
0.
1 05
0 0 0 0 1 3
Transcribed Image Text:4. Exercise 1.2 A. Identify which of the following matrices is in row echelon form(REF)and/or reduced row echelon form (RREF). For those in row and/or reduced row echelon form, identify the pivots clearly by circling them. For those that are not in a given form, state which properties the matrix fails to satisfy. 1 2 3 1 1 0 0 0 5 2 b. -3 6 с. | 0 0 4 a. 1 d. 1 0. 1 05 0 0 0 0 1 3
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