Answer
$0$
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.
Algebra and Trigonometry 10th Edition
by Larson, Ron
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
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