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If alpha(vec a xx vec b)+beta(vec b xx v...

If `alpha(vec a xx vec b)+beta(vec b xx vec c)+gamma(vec c xx vec a)=0` and at least of the numbers `alpha, beta` and `gamma` is non-zero, then the vectors `vec a, vec b and vec c` are

A

Perpendicular

B

Parallel

C

Coplanar

D

None of these

Text Solution

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The correct Answer is:
C
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