(d) 9+-- 16, a1 Equation: Choose one (e) a 162 + y, -2 Equation: Choose one (1) a- 16e + 9y', Equation:

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter7: Conic Sections And Quadratic Systems
Section7.2: The Ellipse
Problem 69E
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just the (D) (E) (F)

In this exercise, traces of the surfaces in the planes are conic sections.
In each part, find an equation of the trace, and state whether it is an
ellipse, a circle, a parabola, or a hyperbola.
(a) 72++ 7, y-1.
Equation:
Choose one
(b) 4z + y -- 4, z
=
Equation:
(c) 9-- 3, z=2
Equation:
Choose one
(d) 9r +-- 16, a1
Equation:
Choose one
(e) = = 162 + 9y, y = 2
Equation:
Choose one
(f) = = 16z + 9y',
Equation:
Choose one
Transcribed Image Text:In this exercise, traces of the surfaces in the planes are conic sections. In each part, find an equation of the trace, and state whether it is an ellipse, a circle, a parabola, or a hyperbola. (a) 72++ 7, y-1. Equation: Choose one (b) 4z + y -- 4, z = Equation: (c) 9-- 3, z=2 Equation: Choose one (d) 9r +-- 16, a1 Equation: Choose one (e) = = 162 + 9y, y = 2 Equation: Choose one (f) = = 16z + 9y', Equation: Choose one
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