Answer
$2i-2j.$
Work Step by Step
We know that for two vectors $k=a+bi$ and $l=c+di$, $k+l=((a+c)+(b+d)i$.
Hence here: $v+w=(-2i+j)+(4i-3j)=2i-2j.$
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Chapter 9 - Polar Coordinates; Vectors - Chapter Review - Review Exercises - Page 635: 31
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