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NDA Math Three Dimensional Geometry

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Consider the following for the next two (02) items that follow:
Let Q be the image of the point P(−2,1,−5) in the plane 3x−2y+2z+1=0

[NDA II 2016]

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Question : 52

Total: 92

Consider the following statements.
I. The coordinates of Q are (4,−3,−1).
II. PQ is of length more than 8 units.
III. The point (1,−1,−3) is the mid-point of the line segment PQ and lies on the given plane.
Which of the above statements are correct?

1 and 2 only
2 and 3 only
1 and 3 only
1,2 and 3

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