Multivariable Calculus, 7th Edition

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: 7

Answer

vertex: $(-2,-1)$ Foci: $(-5,-1)$ Directrix: $x=1$

Work Step by Step

$y^2+2y+1-1+12x+25=0$ $(y+1)^2=-12(x+2)$ Thus, Vertex: $(-2,-1)$ Foci: $(-5,-1)$ Directrix: $x=1$
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