1.

If PN is the ordinate of a point P on the ellipse x^2/a^2+y^2/b^2=1and the tangent at P meets the X-axis at T then show (CN) (CT) =a^2 where C is the centre of the ellipse.

Answer»


Answer :`therefore (CN)(CT)=(a COS THETA) (a/costheta)=a^2`


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