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If the direction cosines of two lines ar...

If the direction cosines of two lines are such
that `l+m+n=0,l^(2)+m^(2)-n^(2)=0`, then the angle between them is

A

`(pi)/(6)`

B

`(pi)/(4)`

C

`(pi)/(3)`

D

`(pi)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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