Answer
$\|\mathbf{v}\|=(3,0)$
Work Step by Step
$\|\mathbf{v}\|=3\hspace{5mm}\theta=0^\circ$
An angle of 0 degrees means that there is no $y$-component meaning all of the magnitude is due to the $x$-component. So
$\|\mathbf{v}\|=(3,0)$
Calculus 10th Edition
by Larson, Ron; Edwards, Bruce H.
Published by
Brooks Cole
ISBN 10:
1-28505-709-0
ISBN 13:
978-1-28505-709-5
Chapter 11 - Vectors and the Geometry of Space - 11.1 Exercises - Page 756: 49
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