Answer
Fill the blank with
$(-1, 9)$
Work Step by Step
The center of the ellipse is the midpoint of its foci.
$(\displaystyle \frac{-8+10}{2}, \frac{6+12}{2}) =(-1, 9)$
Fill the blank with
$(-1, 9)$
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 7 - Conic Sections - Concept and Vocabulary Check - Page 670: 7
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