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The direction cosines of two lines are g...

The direction cosines of two lines are given by the equations `3m+n+5l=0, 6nl-2lm+5mn=0.` find the angle between them

A

`1/sqrt(6),(-2)/sqrt(6), 1/sqrt(6)`

B

`(-1)/sqrt(6),(2)/sqrt(6), (-1)/sqrt(6)`

C

`(-1)/sqrt(6),1/sqrt(6), 2/sqrt(6)`

D

`(1)/sqrt(6),(-1)/sqrt(6), (-2)/sqrt(6)`

Text Solution

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The correct Answer is:
A, B, C, D
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