Library of Congress Cataloging-in-Publication Data
Dugopolski, Mark.
Precalculus: functions & graphs / Mark Dugopolski. — 4th ed.
p. cm.
Includes index.
ISBN-13: 978-0-321-78943-3
ISBN-10: 0-321-78943-1
1. Precalculus—Textbooks. 2. Precalculus—Graphic methods—Textbooks. 3. Functions—Textbooks. I. Title.
QA39.3.D84 2013
510—dc22
2011012455
Copyright © 2013, 2009, 2005, 2002 Pearson Education, Inc.