How to do this question?

  • Thread starter jkh4
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  • #1
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If you were given vector A times vector B equals -10 and vector A times vector B = ABcos(x), how do you find x? also what plane is vector A and vector B on?
 

Answers and Replies

  • #2
223
4
x = arc cos(-10/AB)
Translate vectors so that they touch each other, or intersect and they determin the plane they are in
 

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