If vector a,b,c are unit vectors such that vector a+ b+ c=0 , find the value of vector a⋅b. +b⋅ c +c.a.

1 Answer

answered Jan 24, 2018 by mdsamim (213,225 points)
selected Jan 24, 2018 by sforrest072

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If vector a,b,c are unit vectors such that vector a+ b+ c=0 , find the value of vector a⋅b. +b⋅ c +c.a.

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