A line makes equal angles with co-ordinate axes. Direction cosines of this line are
Mathematics · JEE Main · NTA Exams — Three Dimensional Geometry
A line makes equal angles with co-ordinate axes. Direction cosines of this line are
- ± 1,± 1,± 1
- \(\pm \frac{1}{\sqrt{3}}, \pm \frac{1}{\sqrt{3}}, \pm \frac{1}{\sqrt{3}}\)
- \(\pm \frac{1}{3}, \pm \frac{1}{3}, \pm \frac{1}{3}\)
- \(\pm \sqrt{3}, \pm \sqrt{3}, \pm \sqrt{3}\)
Answer
(B) 1 3 , 1 3 , 1 3
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