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Conic Section

Question
CBSEENMA11015597

The equation of a tangent to the parabola y2 = 8x is y = x + 2. The point on this line from which the other tangent to the parabola is perpendicular to the given tangent is

  • (−1, 1)

  • (0, 2)

  • (2, 4)

  • (−2, 0)

Solution

D.

(−2, 0)

Point must be on the directrix of the parabola. Hence the point is (−2, 0)