Write down an expression for a unit vector parallel to the resultant of two vectors u and v (in symbolic notation). Find this vector when u 2e, +4e, - 5e,, v = e, +2e, +3e, (in component form). Check that your final vector is indeed a unit vector.

Write down an expression for a unit vector parallel to the resultant of two vectors u and v (in symbolic notation). Find this vector when u 2e, +4e, - 5e,, v = e, +2e, +3e, (in component form). Check that your final vector is indeed a unit vector.

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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Question

Write down an expression for a unit vector parallel to the resultant of two vectors u
and v (in symbolic notation). Find this vector when u = 2e, + 4e, - 5e,,
v = e, +2e, +3e, (in component form). Check that your final vector is indeed a
5.
unit vector.
6.
Evaluate u x y. where u =-e
- 2e
+ 2e
V - 2e

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