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Asked by kally

u, v, w are UNIT VECTORS. the angle between vector v and w is 35 degrees.
find (v+w-3v). NOTE: vector u and w are on opposite sides of vector v.
13 years ago

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Answered by Reiny
Something is not right in this question.

Are all 3 vectors coplanar?
Other than u is a unit vector, we have no other information about u.

besides that, ....
(v+w - 3v) would simply be w - 2v
How does u enter the picture???
13 years ago

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