Answer
$r_f = (5~m)\hat{i}- (3~m)\hat{j}+(1~m)\hat{k}$
Work Step by Step
According to the diagram:
$x = 5~m$
$y = -3~m$
$z = 4~m-3~m = 1~m$
We can express $r_f$ in unit-vector notation:
$r_f = (5~m)\hat{i}- (3~m)\hat{j}+(1~m)\hat{k}$
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
Published by
Wiley
ISBN 10:
1-11823-072-8
ISBN 13:
978-1-11823-072-5
Chapter 4 - Motion in Two and Three Dimensions - Questions - Page 82: 2b
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