The direction ratio’s of the line x – y + z – 5 = 0 = x – 3y – 6 are
Mathematics · JEE Advanced · NTA Exams — Three Dimensional Geometry
The direction ratio’s of the line x – y + z – 5 = 0 = x – 3y – 6 are
- 3, 1, –2
- 2, –4, 1
- \(\frac{3}{\sqrt{14}}, \frac{1}{\sqrt{14}}, \frac{-2}{\sqrt{14}}\)
- \(\frac{2}{\sqrt{21}}, \frac{-4}{\sqrt{21}}, \frac{1}{\sqrt{21}}\)
Answer
(A) 3, 1, –2
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