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时间:2019-07-17
《121908-advanced-problems-in-core-mathematics》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、AdvancedProblemsinCoreMathematicsStephenSiklosLatestedit:September2010AdvancedProblemsinCoreMathematics:editionSeptember20102ABOUTTHISBOOKLETThisbookletisintendedtohelpyoutoprepareforSTEPexaminations.Itshouldalsobeusefulaspreparationforanyundergraduatemathematicscourse,ev
2、enifyoudonotplantotakeSTEP.ThequestionsareallbasedonrecentSTEPquestions.Ichosethequestionseitherbecausetheyare‘nice’–inthesensethatyoushouldgetalotofpleasurefromtacklingthem(Idid)–orbecauseIfeltIhadsomethinginterestingtosayaboutthem.Inthisbooklet,Ihaverestrictedmyself(rel
3、uctantly)tothesyllabusforPapersIandII,whichistheA-levelcore(i.e.C1toC4)withafewadditions.ThismaterialshouldbefamiliartoyouifyouaretakingtheInternationalBaccalaureate,ScottishAdvancedHighersorothersimilarcourses.Thefirsttwoquestions(thesampleworkedquestions)areina‘streamofc
4、onsciousness’format.Theyareintendedtogiveyouanideahowatrainedmathematicianwouldthinkwhentacklingthem.Thisapproachismuchtoolong-windedtosustain,butitshouldhelpyoutoseewhatsortofquestionsyoushouldbeaskingyourselfasyouworkthroughthelaterquestions.Ihavegiveneachofthesubsequen
5、tquestionsadifficultyratingrangingfrom(∗)to(∗∗∗).Aquestionlabelled(∗)mightbefoundonSTEPI;aquestionlabelled(∗∗)mightbefoundonSTEPII;aquestionlabelled(∗∗∗)mightbefoundonSTEPIII.Butdifficultyinmathematicsisintheeyeofthebeholder:youmightfindaquestiondifficultsimplybecauseyouoverlook
6、edsomekeystep,whichonanotherdayyouwouldnothavehesitatedover.Youshouldnotthereforebediscouragedifyouarestuckonaone-starquestion;thoughyoushouldprobablybeencouragedifyougetthroughthree-starquestionswithoutmishap.Eachquestionisfollowedbyacommentandafullsolution.Thecommentwil
7、lcontainhintsand/ordirectyourattentiontokeypoints;oritmightputthequestioninitstruemathematicalcontext.Thesolutionshouldgivesufficientworkingforyoutoreaditthroughandpickupthegistofthemethod.Itisofcoursejustonewayofproducingtherequiredresult:theremaybemanyotherequallygoodorbe
8、tterways.Calculatorsarenotrequiredforanyoftheproblemsinthisbooklet;andcalculatorsarenotpermitted
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