If the eccentricity of a conic is _____ it is called parabola.

If the eccentricity of a conic is _____ it is called parabola.

Explanation

A parabola is defined as the set of points equidistant from a fixed point (focus) and a fixed line (directrix).

Its eccentricity (e) = 1, which distinguishes it from ellipses (e < 1) and hyperbolas (e > 1).