If the eccentricity of the curve for which tangent at point intersects the -axis at such that the point of tangency is equidistant from and the origin is , then the value of is |
If the eccentricity of the curve for which tangent at point intersects the -axis at such that the point of tangency is equidistant from and the origin is , then the value of is |
(5)
Put
Hence curve is parabola, which has eccentricity 1