(b) Show that the equation r² – 4x + 4y2 – 12 = 0 represents a conic section. Sketch the conic section, and indicate all pertinent information (such as center, vertices, directrix, etc.).

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section: Chapter Questions
Problem 21RE
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(b) Show that the equation r² – 4x + 4y2 – 12 = 0 represents a conic section.
Sketch the conic section, and indicate all pertinent information (such as center,
vertices, directrix, etc.).
Transcribed Image Text:(b) Show that the equation r² – 4x + 4y2 – 12 = 0 represents a conic section. Sketch the conic section, and indicate all pertinent information (such as center, vertices, directrix, etc.).
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