3Let vi =. If u 1 vị and ul v2, then y =v2 =u =3a) -9b) -8c) 10d) 9e) 7

We use the definition of perpendicular vectors to find the value of y.

Answered: 3 Let vį = . If u 1 vị and ul v2, then…

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3 Let vį = . If u 1 vị and ul v2, then y = -1 -2 a) -9 b) -8 c) 10 d) 9 e) 7

Trigonometry (MindTap Course List)

8th Edition

ISBN:9781305652224

Author:Charles P. McKeague, Mark D. Turner

Publisher:Charles P. McKeague, Mark D. Turner

Chapter7: Triangles

Section7.6: Vectors: The Dot Product

Problem 51PS

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3
Let vi =
. If u 1 vị and ul v2, then y =
v2 =
u =
3
a) -9
b) -8
c) 10
d) 9
e) 7

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