Answer
See below.
Work Step by Step
A parabola is defined by being the set of all points (forming a conic section) that are equidistant from a fixed point (called the focus) and a fixed line (called the directrix).
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 698: 1
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