Given three arbitary vectors bara,barb,b...

Given three arbitary vectors `bara,barb,barc`, then vectors `baralpha=5bara+6barb+7barc,beta=7bara-8barb+9barc,bary=3bara+20barb+5barc` are: a)Collinear b)Coplanar c)Non-coplanar d)None of these

A

collinear

B

Coplanar

C

Non-coplanar

D

None of these

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The correct Answer is:

B

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