CAMBRIDGEUNIVERSITY PRESSMathematicsCore and ExtendedCOURSEBOOKKaren Morrison Nick HamshawThird editionwith Cambridge Online MathematicsEndorsed for full syllabus coverageCAMBRIDGEUNIVERSITY PRESSCore ExtendedMathematicsfor Cambridge IGCSETMCOURSEBOOKKaren Morrison Nick HamshawCAMBRIDGEUNIVERSITY PRESSUniversity Printing House.Cambridge CB2 8BS.United KingdomOne Liberty Plaza,20th Floor,New York,NY 10006.USA477 Williamstown Road,Port Melbourne,VIC 3207.Australia314-321.3rd Floor,Plot 3.Splendor Forum,Jasola District Centre.New Delhi-110025,India103 Penang Road.#05-06/07.Visioncrest Commercial,Singapore 238467Cambridge University Press is part of the University of Cambridge.It furthers the University's mission by disseminating knowledge in the pursuit of education,learning and research at the highest international levels of excellence.www.cambridge.orgInformation on this title:www.cambridge.org/9781009150101Cambridge University Press Assessment 2022This publication is in copyright.Subject to statutory exceptionand to the provisions of relevant collective licensing agreements,no reproduction of any part may take place without the writtenpermission of Cambridge University Press.First published 2008Second edition 2016Third edition 20222019181716151413121110987654321Printed in Poland by OpolgrafA catalogue record for this publication is available from the British LibraryISBN 978-1-009-15010-1 Paperback with Digital AccessISBN 978-1-009-15011-8 Digital Learner's Book (2 years)15BN978-1-009-15009-5 eBookCambridge University Press has no responsibility for the persistence or accuracyof URLs for external or third-party internet websites referred to in this publication,and does not guarantee that any content on such websites is,or will remain,accurate or appropriate.Information regarding prices,travel timetables,and otherfactual information given in this work is correct at the time of first printing butCambridge University Press does not guarantee the accuracy of such informationthereafter.NOTICE TO TEACHERS IN THE UKIt is illegal to reproduce any part of this work in material form (includingphotocopying and electronic storage)except under the following circumstances:(i)where you are abiding by a licence granted to your school or institution by theCopyright Licensing Agency.(i)where no such licence exists,or where you wish to exceed the terms of a licence.and you have gained the written permission of Cambridge University Press;(where you are allowed to reproduce without permission under the provisionsof Chapter 3 of the Copyright,Designs and Patents Act 1988.which covers,forexample,the reproduction of short passages within certain types of educationalanthology and reproduction for the purposes of setting examination questions.Cambridge International copyright material in this publication is reproduced under licence and remainsthe intellectual property of Cambridge Assessment International Education.Third-party websites,publications and resources referred to in this publication have not been endorsed byCambridge Assessment International Education.Exam-style questions and sample answers have been written by the authors.In examinations,the waymarks are awarded may be different.References to assessment andlor assessment preparation are thepublisher's interpretation of the syllabus requirements and may not fully reflect the approach ofCambridge Assessment International Education.