1 -() ? 1 d) Find a unit vector that has the same direction as V. What is the length of the vector V = e) For which value of a are the two vectors V = 1 -2 1 and W = -a -2 -3a are orthogonal?

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
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Chapter3: Additional Topics In Trigonometry
Section3.4: Vectors And Dot Products
Problem 4ECP
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Help with part d please

1
-()
?
1
d) Find a unit vector that has the same direction as V.
What is the length of the vector V =
e) For which value of a are the two vectors V =
1
-2
1
and W =
-a
-2
-3a
are orthogonal?
Transcribed Image Text:1 -() ? 1 d) Find a unit vector that has the same direction as V. What is the length of the vector V = e) For which value of a are the two vectors V = 1 -2 1 and W = -a -2 -3a are orthogonal?
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