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. If P ( h , k ) be a point on the parabola x = 4 y 2 , which is nearest to the point Q (0,33), then the distan ce of P from the directrix of the parabola y 2 = 4( x + y ) is equal to

1. 4
2. 6
3. 8
4. 2

Correct answer: 6

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