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+1 vote
1.4k views
in Mathematics by (83.7k points)

The unit vector which is orthogonal to the vector 5i+ 2j+ 6k and is coplanar with the vectors 2i + j + k and i − j+ k is

1 Answer

+2 votes
by (92.4k points)
selected by
 
Best answer

Correct option  (c)

Explanation:

then required unit vector will be along vector a x vector b x vector c.

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