JEE Math Practice Question
The perpendicular distance from the origin to the plane containing the two lines, $${{x + 2} \over 3} = {{y - 2} \over 5} = {{z + 5} \over 7}$$ and $${{x - 1} \over 1} = {{y - 4} \over 4} = {{z + 4} \over 7},$$ is :
- A.$$6\sqrt {11} $$
- B.$${{11} \over {\sqrt 6 }}$$
- C.11
- D.11$$\sqrt 6 $$
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