Answer
Vertex: (-2,2)
Focus: (-2,1)
Directrix: y=3
Work Step by Step
$x^2+4x+4x-4=0$
$x^2+4x+4=-4y+4+4$
$(x+2)^2=4(-1)(y-2)$
Vertex: (-2,2)
Focus: (-2,1)
Directrix: y=3
Calculus 10th Edition
by Larson, Ron; Edwards, Bruce H.
Published by
Brooks Cole
ISBN 10:
1-28505-709-0
ISBN 13:
978-1-28505-709-5
Chapter 10 - Conics, Parametric Equations, and Polar Coordinates - 10.1 Exercises - Page 692: 13
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