Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 9 - Section 9.2 - The Hyperbola - Exercise Set - Page 984: 82

Answer

makes sense

Work Step by Step

This statement makes sense because both definitions of a hyperbola and an ellipse involve the two distances, except one uses the sum and the other uses the difference between the distances.
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