Use the Discriminant to Decide Whether the Equation Represents a Parabola

Multiple Choice

Use the discriminant to decide whether the equation represents a parabola, an ellipse, or a hyperbola.
- $$x ^ { 2 } + 4 x y + 6 y ^ { 2 } - 2 x + 4 y = 0$$

A) Hyperbola
B) Parabola
C) Ellipse