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1、初中數(shù)學(xué)解題方法總結(jié)（Juniorhighschoolmathematicsproblemsolvingmethodsummary）JuniorhighschoolmathematicsproblemsolvingmethodsummaryFirst,thesolutionofmultiple-choicequestions1,directlaw:accordingtothemultiple-choicequestionssetbytheconditions,throughcalculation,reasoningorjudgment,andfina
2、llygetthetitleoftherequest.2,specialvalue:(specialvalueeliminationmethod)rangeofmathematicalpropositionlettersandsomechoicequestionsinvolvedinthesolutionofthiskindofchoice,youcanchooseafewspecialvaluefromtherangeintoconsideration,theoriginalpropositionisverified,andthenoutofthe
3、wrong,keepright.3,eliminationmethod:thesubjectofthefourconclusions,onebyonebacktotheoriginaltitleoftheprobleminthedryverification,theerroreliminateduntilyoufindthecorrectanswer.4,thephasingoutoflaw:ifweareintheprocessofcalculationorarenotinonestep,butgradually,notonlyby"awalk,t
4、akealookat"strategy,everystepwithfourconclusionsonce,eliminatedtheimpossible,itmaygotothelastthethreestep,thewrongconclusionareeliminated.5,thecombinationmethod:accordingtotherelationshipbetweenmathematicalproblemconditionandconclusion,notonlyanalyzesthemeaningofalgebra,andreve
5、althegeometricsignificance,thequantitativerelationsandgraphicsslicklycombined,andmakefulluseofthiscombinationforproblem-solvingideas,tosolvetheproblem.Two,commonlyusedmathematicalthinkingmethodsTheideaofcombinationofnumberandshape:1isbasedontheintrinsicrelationshipbetweenthemat
6、hematicalproblemofconditionandconclusion,notonlyanalyzesthemeaningofalgebra,andrevealthegeometricsignificance,thequantitativerelationsandgraphicsslicklycombined,andmakefulluseofthiscombinationforthedisintegrationofideas,tosolvetheproblem.2,thethoughtofconnectionandTransformatio
7、n:thingsareinterrelatedandrestricted,andtheycanbetransformedintoeachother.Thevariouspartsofmathematicsarealsointerrelatedandcanbetransformedintoeachother.Whensolvingproblems,iftheycanproperlydealwiththemutualtransformationbetweenthem,theycanoftenbecomedifficult,simplifyandsimpl
8、ify.Suchassubstitution,transformation,transformationof
