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If a line lies in the octant OXYZ and it...

If a line lies in the octant OXYZ and it makes equal angles with the axes, then

A

`l=m=n=(1)/(sqrt(3))`

B

`l=m=n=pm(1)/(sqrt(3))`

C

`l=m=n=-(1)/(sqrt(3))`

D

`l=m=n=pm(1)/(sqrt(2))`

Text Solution

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The correct Answer is:
B
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TARGET PUBLICATION-THREE DIMENSIONAL GEOMETRY -Competitive Thinking
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  4. The number of lines which are equally inclined to the axes is :

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  13. Find the direction of the joining the points P(4,3,-5) and Q(-2,1,-8)

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