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1、Nationalunifiedexaminationforgeneralinstitutionsofhigherlearning(Liaoningroll)in2010Mathematics(forgraduatestudents)VolumeIAchoice:thebigquestions,12items,eachiteminthe5,fouroptionsforeachquestionthereareonlyone・Subjecttotherequirementsofthesubject,(1)theknownA,Baresubsetso
2、fU={1,3,5,7,9},andAB={3},BA二⑼,A=(A){1,3}(B),{3,7,9}(C),{3,5,9}(D),{3,9}[answer]D[purpose]propositionsubjectexaminestherelationshipbetweensets,setintersectionandcomplementoperations,toexaminethestudentswiththehelpofVennmapcollectionproblemsolvingability.[analysis]becauseAB={
3、3},sothe3inA,andbecauseBA={9},9,soA,soD.YoucanalsousetheVenndiagrammethodtohelpunderstand.(2)letaandBberealnumbers;ifcomplexnumbers,then(A)(B)(0(D)[answer]A[proposition]thetopicexaminestheconceptofpluralequalityandrelatedoperations,andexaminesthestudents，computationalpower・
4、[analytic]bytheavailable,sothesolution,sochooseA.(1)twointernsperpersonapartsprocessing.Theprocessingforfirst-classprobabilityrespectivelyandthetwopartsare・Whethertheprocessingforthefirstindependent,thenthetwopartsareinaclassofprobability(A)(B)(C)(D);[answer]B[proposition]t
5、hispaperexaminestheprobabilitiesofsimultaneousoccurrenceofindependenteventsandexaminesthecalculationofprobabilities[analysis]twopartsjusthaveafirst-classeventforA,thenP(A),二P(Al)+P(A2)二(1)ifyouexecutetheprogramblockontheright,enterthepositiveintegern,m,Meetthenismorethanm,t
6、hentheoutputisequaltoP⑷(B)(0(D)[answer]D[proposition]thistopicexaminesthecyclicstructureoftheprogramblockdiagram,theformulaofthearrangement,toexaminethestudents'abilitytoview,aswellasobservationandreasoningability[parse]firstloop:k=l,p=l,p二n-m+1;Thesecondcycle:k=2,p二(n-m+1)
7、(n~m+2);Thethirdcycle:k=3,p二(n-m+1)(n-m+2)(n-m+3)Mcycles:k=3,p二(n-m+1)(n-m+2)(n-m+3)...(nT)nAtthispoint,theloopisfinishedandoutputp二(n-m+1)(n-m+2)(n-m+3)・・・(n-l)n二(1)setthe>0,thefunctiony二sin(x+)+2,theimagemovestotheright,thentheunitcoincideswiththeoriginalimage,thenthemini
8、mumis⑷(B)(C)(D)3[answer]C[proposition]thistopicexaminesthetrigonometricfunctionoft
