Let L be the line of intersection of planes r ( i - j +2 k )=2 and r (2 i + j - k )=2. If P( , , ) is the...

Question

Let L be the line of intersection of planes r ( i - j +2 k )=2 and r (2 i + j - k )=2. If P( , , ) is the foot of perpendicular on L from the point (1, 2, 0), then the value of 35( + + ) is equal to :

Accepted Answer

(B)

JEE Main 2021 Mathematics question

Solution