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If the normals from any point are drawn to the parabola x2=4y cut the line y=2 in the points whose abscissa are in AP., then prove that slopes of the tangents at the three co normal points are in GP.

If the normals from any point are drawn to the parabola x2=4y cut the line y=2 in the points whose abscissa are in AP., then prove that slopes of the tangents at the three co normal points are in GP.

Grade:upto college level

1 Answers

MuraliKrishna Medavaram
askIITians Faculty 33 Points
10 years ago

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Thanks and Regards,
M.MURALIKRISHNA
askIITians faculty

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