The normal to the curve x = at^2, y = 2at at the point P(t) meets the curve again at Q(t'). Then t' is

JEE Advanced Mathematics question

The normal to the curve , at the point P meets the curve again at Q. Then is

Answer: (B)

This is Q40 for a general (the parameter cancels): the chord PQ has slope and the

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Question ID VK-109026