Math miscellaneousHard
Question
The angle between the lines 2x = 3y = - z and 6x = - y = - 4z is
Options
A.0o
B.90o
C.45o
D.30o
Solution
Angle between the lines 2x = 3y = - z & 6x = - y = - 4z is 90o
Since a1a2 + b1b2 + c1c2 = 0.
Since a1a2 + b1b2 + c1c2 = 0.
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