23217.基于多元表征的初中函數(shù)教學(xué)實踐研究

1、分類號UDCllllllIIIIIIIIIIIIIjY3274822學(xué)號密級埸。州大譬YANGZHOUUNIVERSITY碩士學(xué)位論文(全日制專業(yè)學(xué)位)MZl50315基于多元表征的初中函數(shù)教學(xué)實踐研究楊靜指導(dǎo)教師姓名：睦建坐墨』熬撞：揚劌盤堂：壟菱塹劌：2至墨QQ仝鱟當(dāng)絲高級熬!至，廛壅主堂，婆菱由通，22魚至Q魚申請學(xué)位級別：碩士論文提交日期：至Q!Z塵絲學(xué)科專業(yè)名稱：堂登鏨堂(熬鱟2論文答辯日期：2017521學(xué)位授予單位：塹劌盤

2、堂學(xué)位授予日期：答辯委員會主席：李立斌2017年5月2017620AbstractFunctionisanimportantconceptofmodernmathematicsandoneoftheimportantcontentsofjuniorhighschoolmathematicsAlsoit’SthebasisoflearninghighschoolmathematicsandevenhighermathematicsHowe

3、ver，duetothehighdegreeofabstractionandcomprehensiveness，thefunctioncontenthasalwaysbeenthedifficultyofthestudentsinstudyHowtoimprovethestudents’understandingandapplyingofthefunctionhasalwaysbeenthethinkingproblemofmathem

4、aticseducationresearchersandfirst—linemathematicsteachersThroughtheliteraturereview，theauthorfindsthattheresearchershavestudiedthefunctionteachingfromdifferentangles，andprovidedmanyteachingstrategiesforimprovingthefuncti

5、onteachingThisresearchthroughliteraturereview，testquestionnaireprogramming，andthenanalyzingit，SOastoputforwardtheteachingstrategiesoffunctionmulti—representations，basedonthis，itcarriesonteachingdesignandteachingexperimen

6、tSpecifically，thispapercoverstheresearchofbothinvestigationandpracticetwoaspectsFirstly，takinganordinaryjuniormiddleschoolinChangzhouasanexample，thispaperchoosesalltheJumorstudentsastheresearchobject，andinvestigatesthest

7、udentsfromthetwodimensionsoffunctionbasicknowledgeandfunctionrepresentationTheresultsofthesurveyshowthat：(1)Juniorstudentshavenogoodoverallmasteryofthefunction，especiallythatstudents’understandingofthefunctionconceptisin

8、lowlevel；(2)JuniorstudentshavebiasesinthechoicesofthethreerepresentationsofthefunctionWhetherthetopstudents，themiddlestudentsorthepoorstudents，theyallarebiasedtowardssymboliccharacterization，followedbyfigurerepresentatio

9、n，andfinallytablerepresentationinproblemsolving；(3)Juniorstudentshavesomedifficultyintransformationsamongthethefunctionrepresentations，especiallyintransformationfromimagerepresentationtosymbolicrepresentation，notknowhowt

10、odealwiththeimageinformation，theconversioncapacitybetweenrepresentationsneedstobestrengthenedSecondly，thefunctionitselfhasarichformofrepresentation，whichiscloselyrelatedtothemultivariaterepresentationtheoryTherefore，base

11、donmultiplerepresentation，thispaperputsforwardteachingstrategiesofthejuniorschoolfunction：(1)Setupthecircumstancesofmulti—representations，including：situationalrepresentationinclude”analyticexpression，figureandtable”；stra