Answer
-22
Work Step by Step
Using the dot product, which tells us to multiply corresponding components and to then add, we find:
$$\left(-3\right)\cdot \:1+5\left(-3\right)+4\left(-1\right) \\ -22$$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 12 - Vectors and Matrices - 12.4 The Dot Product - Exercises and Problems for Section 12.4 - Exercises and Problems - Page 520: 6
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