Class 12MathematicsThree Dimensional GeometrySystem of co-ordinates, Direction cosines and direction ratios, Projection
EasyThe direction cosines of a line are $\langle \frac{-9}{11}, \frac{6}{11}, \frac{-2}{11} \rangle$ respectively. Then its direction ratios are
- A$\langle 9, 6, -2 \rangle$
- B$\langle -9, -6, 2 \rangle$
- C$\langle -9, 6, -2 \rangle$
- D$\langle 9, -6, -2 \rangle$
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