Calculus 8th Edition

Published by Cengage
ISBN 10: 1285740629
ISBN 13: 978-1-28574-062-1

Chapter 12 - Vectors and the Geometry of Space - Review - True-False Quiz - Page 882: 21

Answer

TRUE

Work Step by Step

If dot product is zero , then two vectors are perpendicular . If cross product is zero , then two vectors are parallel. However, if two vectors are perpendicular and parallel simultaneously , then one of them must be $\mathbf0$. Hence, the statement is true.
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