If the foot of the perpendicular from point (4, 3, 8) on the line L_1: x-a = y-2 3 = z-b 4 , 0 is (3, 5, 7),...

Question

If the foot of the perpendicular from point (4, 3, 8) on the line L_1: x-a = y-2 3 = z-b 4 , 0 is (3, 5, 7), then the shortest distance between the line L_1 and line L_2: x-2 3 = y-4 4 = z-5 5 is equal to :

Accepted Answer

(A)

JEE Main 2021 Mathematics question

Solution