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Determine u.vu.v If ∥u∥=5\| \mathbf { u } \| = 5 ∥v∥=4\| \mathbf { v } \| = 4

Question 49

Multiple Choice

Determine u.vu.v if ∥u∥=5\| \mathbf { u } \| = 5 , ∥v∥=4\| \mathbf { v } \| = 4 ,and θ=π4\theta = \frac { \pi } { 4 } where θ is the angle between u and v.Round answer to two decimal places.


A) 15.73
B) 12.07
C) 10.00
D) 17.32
E) 14.14

Correct Answer:

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