JEE Main 2019 Mathematics question
The sum of the distinct real values of μ, for which the vectors, , , are co-planar, is:
Answer: (B)
Solution
⇒ 1 + (−2) = −1.
The sum of the distinct real values of μ, for which the vectors, , , are co-planar, is:
⇒ 1 + (−2) = −1.