- Let v and w be vectors such that |v| = 2, ww = 36 and the angle between v and w is T/3. Calculate the following: (a) | - 5w| (b) (-5v). v (c) v. W (d) v x w

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section: Chapter Questions
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Let v and w be vectors such that |v| = 2, w. w = 36
and the angle between v and w is π/3. Calculate the following:
(a) - 5w|
(b) (-5v). v
(c) V. W
(d) v x w
Transcribed Image Text:Let v and w be vectors such that |v| = 2, w. w = 36 and the angle between v and w is π/3. Calculate the following: (a) - 5w| (b) (-5v). v (c) V. W (d) v x w
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