Answer
$3i+5j-8k$
Work Step by Step
Here, $u=\lt 1,1,-1 \gt$ and $v=\lt 2,0,3 \gt $
$5u-v=5\lt 1,1,-1 \gt -\lt 2,0,3 \gt =\lt 5,5,-5 \gt -\lt 2,0,3 \gt=\lt 3,5,-8 \gt$
Hence, our final answer is: $5u-v=3i+5j-8k$
University Calculus: Early Transcendentals (3rd Edition)
by Hass, Joel R.; Weir, Maurice D.; Thomas Jr., George B.
Published by
Pearson
ISBN 10:
0321999584
ISBN 13:
978-0-32199-958-0
Chapter 11 - Section 11.2 - Vectors - Exercises - Page 608: 21
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