Let the vectors (2+a+b) i +(a+2b+c) j +(b+c) k , (1+b) i +2b j -b k and (2+b) i +2b j +(1-b) k , b,c R be...

Question

Let the vectors (2+a+b) i +(a+2b+c) j +(b+c) k , (1+b) i +2b j -b k and (2+b) i +2b j +(1-b) k , b,c R be co-planar. Then which of the following is true?

Accepted Answer

(A)

JEE Main 2021 Mathematics question

Solution