Answer
$u·v=-136$
Work Step by Step
$u·v=(-7i+2j)(16i-12j)=-7(16)+2(-12)=-112-24=-136$
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: 72
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