TM
BASIC COLLEGE MATHEMATICS: A REAL-WORLD APPROACH, FOURTH EDITION
Published by McGraw-Hill, a business unit of The McGraw-Hill Companies, Inc., 1221 Avenue of the Americas, New York, NY 10020. Copyright © 2012 by The McGraw-Hill Companies, Inc. All rights reserved. Previous editions © 2009 and 2006. No part of this publication may be reproduced or distributed in any form or by
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This book is printed on recycled, acid-free paper containing 10% postconsumer waste.
1 2 3 4 5 6 7 8 9 0 QDQ/QDQ 1 0 9 8 7 6 5 4 3 2 1
ISBN 978–0–07–338438–2
MHID 0–07–338438–0
ISBN 978–0–07–734330–9 (Annotated Instructor’s Edition)
MHID 0–07–734330–1
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Typeface: 10/12 Times Roman
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Library of Congress Cataloging-in-Publication Data
Bello, Ignacio.
Basic college mathematics : a real-world approach / Ignacio Bello. — 4th ed.
p.cm.
Includes index.
ISBN 978–0–07–338438–2 — ISBN 0–07–338438–0 (hard copy : alk. paper) 1. Mathematics. I. Title. QA39.3.B44 2012
510—dc22
2010020137