Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 8 - 8.4 - Vectors and Dot Products - 8.4 Exercises - Page 595: 18


$0$ It is a scalar.

Work Step by Step

$(u+v)⋅0=[⟨3,3⟩+⟨-4,2⟩]⋅⟨0,0⟩=⟨3-4,3+2⟩⋅⟨0,0⟩=⟨-1,5⟩⋅⟨0,0⟩=-1(0)+5(0)=0$ This is a scalar as it only has a magnitude.
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