JEE Main 2019 Mathematics question

MathematicsThree Dimensional GeometryJEE Main 2019

The plane passing through the point (4, −1, 2) and parallel to the lines and also passes through the point:

Answer: (B)

Solution

Normal (3, −1, 2) × (1, 2, 3) ∝ (1, 1, −1); plane x + y − z = 1 contains (1, 1, 1).

Question ID VK-010713