Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Let the vectors
and 
be co-planar. Then which of the following is true?
Text Solution
Verified by ExpertsThe correct answer is:
A
If the vectors are co-planar, 
Now 
So 
= (a + 1)2b − (a + c)(2b + 1) − c(−2b)
= 2ab + 2b − 2ab − a − 2bc − c + 2bc
= 2 b − a − c = 0
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