SOLUTION: If u, v and w are unit vectors and satisfy condition u + v + w = 0 then find u.v + u.w + w?

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Question 1184162: If u, v and w are unit vectors and satisfy condition u + v + w = 0 then find u.v + u.w + w?
Answer by ikleyn(52797) About Me  (Show Source):
You can put this solution on YOUR website!
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If u, v and w are unit vectors and satisfy condition u + v + w = 0 then find u.v + u.w + w?
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It seems to me that your post has an error:


    it adds the scalars  u.v  and  u.w  to vector w,  which is nonsensical and illegal.