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8th Edition

James Stewart

Publisher: Cengage Learning

ISBN: 9781305270343

Chapter C, Problem 21E

Textbook Problem

Identify the type of curve and sketch the graph. Do not plot points. Just use the standard graphs given in Figures 5, 6, 8, 10, and 11 and shift if necessary.

**21.** 9*y*^{2} − *x ^{2}* = 9

Single Variable Calculus: Early Transcendentals, Volume I

Ch. C - Find an equation of a circle that satisfies the...Ch. C - Find an equation of a circle that satisfies the...Ch. C - Find an equation of a circle that satisfies the...Ch. C - Find an equation of a circle that satisfies the...Ch. C - Show that the equation represents a circle and...Ch. C - Show that the equation represents a circle and...Ch. C - Show that the equation represents a circle and...Ch. C - Show that the equation represents a circle and...Ch. C - Show that the equation represents a circle and...Ch. C - Under what condition on the coefficients a, b, and...

Ch. C - Identify the type of curve and sketch the graph....Ch. C - Identify the type of curve and sketch the graph....Ch. C - Identify the type of curve and sketch the graph....Ch. C - Identify the type of curve and sketch the graph....Ch. C - Identify the type of curve and sketch the graph....Ch. C - Identify the type of curve and sketch the graph....Ch. C - Identify the type of curve and sketch the graph....Ch. C - Identify the type of curve and sketch the graph....Ch. C - Identify the type of curve and sketch the graph....Ch. C - Identify the type of curve and sketch the graph....Ch. C - Identify the type of curve and sketch the graph....Ch. C - Identify the type of curve and sketch the graph....Ch. C - xy = 4 1132 Identify the type of curve and sketch...Ch. C - y = x3 + 2x 1132 Identify the type of curve and...Ch. C - 9(x 1)2 + 4(y 2)2 = 36 1132 Identify the type of...Ch. C - 16x2 + 9y2 36y = 108 1132 Identify the type of...Ch. C - y = x2 6x + 13 1132 Identify the type of curve...Ch. C - x2 y2 4x + 3 = 0 1132 Identify the type of curve...Ch. C - x = 4 y2 1132 Identify the type of curve and...Ch. C - y2 2x + 6y + 5 = 0 1132 Identify the type of...Ch. C - x2 + 4y2 6x + 5 = 0 1132 Identify the type of...Ch. C - 4x2 + 9y2 16x + 54y 61 = 0Ch. C - Sketch the region bounded by the curves. 33. y =...Ch. C - Sketch the region bounded by the curves. 34. y = 4...Ch. C - Find an equation of the parabola with vertex (1,...Ch. C - Find an equation of the ellipse with center at the...Ch. C - Sketch the graph of the set. 37. {(x, y) | x2 + y2...Ch. C - Sketch the graph of the set. 38. {(x, y) | x2 + y2...Ch. C - Sketch the graph of the set. 39. {(x, y) | y x2 ...Ch. C - Sketch the graph of the set. 40. {(x, y) | x2 +...

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