Question 1 If A = sin ui + cos uj + uk, B = cos ui - sin uj - 3k, and C = 2i + 3j - k, find (A X (BXC)) at u=0 du Ans: 7i + 6j - 6k

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 44E
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Question 1
If A = sin ui + cos uj + uk, B = cos ui - sinu j - 3k, and C = 2i + 3j - k, find
(AX (BXC)) at u=0
du
Ans: 7i+ 6j - 6k
Transcribed Image Text:Question 1 If A = sin ui + cos uj + uk, B = cos ui - sinu j - 3k, and C = 2i + 3j - k, find (AX (BXC)) at u=0 du Ans: 7i+ 6j - 6k
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