Decide if the equation defines an ellipse, a hyperbola, a parabola, or no conic section at all.

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Decide if the equation defines an ellipse, a hyperbola, a parabola, or no conic section at all.

(a) 4x− 9y2 = 12 

(b) −4x + 9y2 = 0
(c) 4y2 + 9x2 = 12

(d) 4x3 + 9y= 12

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Calculus

ISBN: 9781319055844

4th Edition

Authors: Jon Rogawski, Colin Adams, Robert Franzosa

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