be the equation 12x2 + 12x y + 7y2 − 4x + 6y − 1 = 0. a)  Determine the nature of the conic. b) Find the angle that eliminates the mixed term

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section11.2: Ellipses
Problem 54E
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be the equation
12x2 + 12x y + 7y2 − 4x + 6y − 1 = 0.
a)  Determine the nature of the conic.
b) Find the angle that eliminates the mixed term.

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