JEE Main 2019 Mathematics question
Let and be two vectors. If a vector perpendicular to both the vectors and has the magnitude 12 then one such vector is:
Answer: (A)
Solution
Parallel to ∝ (2, −2, −1).
Let and be two vectors. If a vector perpendicular to both the vectors and has the magnitude 12 then one such vector is:
Parallel to ∝ (2, −2, −1).