Which of the following 3 x 3 matrices are in row-echelon form? Note: Mark all of your choices. 1 0 0 0 1 0 0 0 1 16 1 0 1 0 0 0 0 1 -5 -7 1 1 0 1 O 10 0 1 -3 0 1 0 0 1 2 0 1 1 0 0 0

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.1: Inner Product Spaces
Problem 9AEXP
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Which of the following 3 x 3 matrices are in row-echelon form? Note: Mark all of your choices.
1 0 0
0 1 0
0 0 1
16 1
0 1 0
0 0 0
[1 -5 -7
1
1
0 0
1 0
0 10 0
1 -3 0
1
0 0
1 2 -1
0 1
1
0 0
Transcribed Image Text:Which of the following 3 x 3 matrices are in row-echelon form? Note: Mark all of your choices. 1 0 0 0 1 0 0 0 1 16 1 0 1 0 0 0 0 [1 -5 -7 1 1 0 0 1 0 0 10 0 1 -3 0 1 0 0 1 2 -1 0 1 1 0 0
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