Answer
$u-v=(-1,0,4)$
$v-u=(1,0,-4)$
Work Step by Step
$u-v=(1,2,3)-(2,2,-1)$
$=(1-2,2-2,3-(-1))$
$=(-1,0,4)$
$v-u=(2,2,-1)-(1,2,3)$
$=(2-1,2-2,(-1)-3)$
$=(1,0,-4)$
Elementary Linear Algebra 7th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
1-13311-087-8
ISBN 13:
978-1-13311-087-3
Chapter 4 - Vector Spaces - 4.1 Vectors in Rn - 4.1 Exercises - Page 153: 19
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