Answer
$\langle -20,-15 \rangle$
Work Step by Step
Step 1: $-5\textbf {v}$
Step 2: $-5\cdot\langle 4,3 \rangle$
Step 3: $\langle -5(4),-5(3)\rangle$
Step 4: $\langle -20,-15 \rangle$
Trigonometry (10th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
0321671775
ISBN 13:
978-0-32167-177-6
Chapter 7 - Applications of Trigonometry and Vectors - Section 7.4 Vectors, Operations, and the Dot Product - 7.4 Exercises - Page 330: 62
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