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Use the Discriminant to Decide Whether the Equation Represents a Parabola

Question 146

Multiple Choice

Use the discriminant to decide whether the equation represents a parabola, an ellipse, or a hyperbola.
- $9 x ^ { 2 } - 6 x y + 6 y ^ { 2 } - 20 = 0$

A) Hyperbola
B) Ellipse
C) Parabola

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