Find unit vectors that satisfy the stated conditions. NOTE: Enter the exact answers in terms of i, j and k. (a) Same direction as - 2i+ 9j. u= (b) Oppositely directed to 10i - 5j + 20k. v= (c) Same direction as the vector from the point A(-1,0, 2) t- B(3, 1, 1). W=

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.4: The Dot Product
Problem 16E
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Find unit vectors that satisfy the stated conditions.
NOTE: Enter the exact answers in terms of i, j and k.
(a) Same direction as
u=
V
-
(b) Oppositely directed to 10i – 5j + 20k.
2i + 9j.
W =
(c) Same direction as the vector from the point A(-1, 0, 2) to the point
B(3, 1, 1).
Transcribed Image Text:Find unit vectors that satisfy the stated conditions. NOTE: Enter the exact answers in terms of i, j and k. (a) Same direction as u= V - (b) Oppositely directed to 10i – 5j + 20k. 2i + 9j. W = (c) Same direction as the vector from the point A(-1, 0, 2) to the point B(3, 1, 1).
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