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Let P be a plane passing through the points (2, 1, 0) , (4, 1, 1) and (5, 0, 1) and R be any point (2, 1, 6). Then the image of R in the plane P is

1. (4, 3, 2)
2. (6, 5, 2)
3. (6, 5, –2)
4. (3, 4, –2)

Correct answer: (6, 5, –2)

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