Answer
$(-2,0)$
Work Step by Step
Given $4p=4$, we have $p=1$. With the vertex at $(-2,-1)$, we can identify its focus at $(-2,0)$.
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter 9 - Section 9.3 - The Parabola - Concept and Vocabulary Check - Page 996: 7
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