A line with positive direction... | JEE Advanced 2009| Three

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A line with positive direction cosines passes through the point $\mathrm{P}(2,-1,2)$ and makes equal angles with the coordinate axes. The line meets the plane $2 \mathrm{x}+\mathrm{y}+\mathrm{z}=9$ at point Q . The length of the line segment PQ equals

Select the correct option:

A

1

B

$\sqrt{2}$

C

$\sqrt{3}$

D

2

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