Answer
$\overrightarrow{PQ}=7i-5j$
Work Step by Step
We are given the points:
$P(-4,1)$
$Q(3,-4)$
$R(2,6)$
Express $\overrightarrow{PQ}$ in the form $ai+bj$:
$\overrightarrow{PQ}=(3-(-4),-4-1)=(7,-5)=7i+(-5)j=7i-5j$
Calculus: Early Transcendentals (2nd Edition)
by Briggs, Bill L.; Cochran, Lyle; Gillett, Bernard
Published by
Pearson
ISBN 10:
0321947347
ISBN 13:
978-0-32194-734-5
Chapter 11 - Vectors and Vector-Valued Functions - 11.1 Vectors in the Plane - 11.1 Exercises - Page 768: 42
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