Answer
Ellipse
Foci: $( \pm 1,1)$
Vertices : $(\pm\sqrt 2,1)$
Work Step by Step
$2y^{2}-4y=-x^{2}$
$\frac{x^{2}}{2}+\frac{(y-1)^{2}}{1}=1$, equation of ellipse
$c^{2}=2-1$
$c=1$
Foci: $( \pm 1,1)$
Vertices : $(\pm\sqrt 2,1)$
Multivariable Calculus, 7th Edition
by Stewart, James
Published by
Brooks Cole
ISBN 10:
0-53849-787-4
ISBN 13:
978-0-53849-787-9
Chapter 10 - Parametric Equations and Polar Coordinates - 10.5 Exercises - Page 700: 27
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