Elementary Linear Algebra 7th Edition

Published by Cengage Learning
ISBN 10: 1-13311-087-8
ISBN 13: 978-1-13311-087-3

Chapter 3 - Determinants - 3.2 Determinants and Elementary Operations - 3.2 Exercises - Page 118: 3

Answer

The second row consists of zeros.

Work Step by Step

$$ \left|\begin{array}{ccc}{1} & {4} & {2} \\ {0} & {0} & {0} \\ {5} & {6} & {-7}\end{array}\right|=0. $$ The second row consists of zeros.
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