#### Answer

This matrix is not in a Row-Echelon form.

#### Work Step by Step

This matrix is not in the Row-Echelon form because the first nonzero entry in the second row of the matrix is not a leading one.

Published by
Cengage Learning

ISBN 10:
1-13311-087-8

ISBN 13:
978-1-13311-087-3

This matrix is not in a Row-Echelon form.

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