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A light ray emits from the origin making an angle 30° with the positive x - axis. After getting reflected by the line x + y = 1, if this ray intersects x - axis at Q , then the abscissa of Q is

1. 3 3 2 
2. 3 3 2 
3. ) 1 3 ( 2 3 
4. ) 1 3 ( 2 

Correct answer: 3 3 2 

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