Answer
$\textbf{w} - 3\textbf{v} = \langle12, -10 \rangle$
Work Step by Step
$\textbf{w} - 3\textbf{v} = \langle0,8\rangle - 3\langle-4,6\rangle = \langle0,8 \rangle - \langle-12,18\rangle = \langle0+12, 8-18 \rangle = \langle12, -10 \rangle$
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: 31
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