Answer
$< -20,-15 > $
Work Step by Step
$-5v=-5\left( < 4,3 > \right) = < \left( 4\times \left( -5\right) \right) ,\left( 3\times \left( -5\right) \right) > = < -20,-15 > $
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 8 - Application of Trigonometry - 8.4 Algebraically Defined Vectors and the Dot Product - 8.4 Exercises - Page 790: 38
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