Condition for Perpendicular Lines (Jee Mains) | ExamDuo
Ask Doubts
Log in
3D Line Equations and Skew
Medium
Condition for Perpendicular Lines
If the lines x = ay + b , z = cy + d and x = a'z + b', y = c'z + d' are perpendicular, then:
SELECT ONE OPTION
A
cc' + a + a' = 0
B
aa' + c + c' = 0
C
ab' + bc' + 1 = 0
D
bb' + cc' + 1 = 0
Check
Ask about this question