Answer
$|\vec{v}|=3$
Work Step by Step
$\vec{v}=-3\vec{i}$
$|\vec{v}|=|-3\vec{i}|$
$|\vec{v}|=3$
Calculus 10th Edition
by Larson, Ron; Edwards, Bruce H.
Published by
Brooks Cole
ISBN 10:
1-28505-709-0
ISBN 13:
978-1-28505-709-5
Chapter 11 - Vectors and the Geometry of Space - 11.1 Exercises - Page 755: 30
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