Answer
$u$ and $v$ are orthogonal.
Work Step by Step
$u$ and $v$ are orthogonal vectors if and only if $u·v=0$
$u·v=(-2i+j)·(3i+6j)=-2(3)+1(6)=-6+6=0$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 8 - Review Exercises - Page 617: 88
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