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  • 1.actual       A.satisfy            B.nation           ...

    1.actual       A.satisfy            B.nation           ...

    问题详情:1.actual       A.satisfy            B.nation             C.native             D.patient2.official     A.office             B.precious  ...

  • actual造句

    actual造句

    statementofactualandestimatedrevenueIcannotgivetheactualfigures.Thesefiguresmayunderstateactualpricedeclines.Must,however,berealisticandbelievableasanactualsolutiontoanactualproblem?Butwhataboutrestor...

  • actual sequence造句

    actual sequence造句

    Nowthatyou'veselectedthebootmethod,it'stimetomovetotheactualsequenceofeventsthatoccursaftertheserverispoweredon.Becauseyouhaveapethittingyou,youhavetoblowavanish->CSinsteadofrestealth,buttheactualse...

  • 用所给词的适当形式填空1.     (actual),thereareonly18seatsonthebus....

    用所给词的适当形式填空1.     (actual),thereareonly18seatsonthebus....

    问题详情:用所给词的适当形式填空1.(actual),thereareonly18seatsonthebus.2.Houstonisa(south)cityoftheUnitedStates.3.Ifyouworkhard,youcanenjoy(successful)someday.4.WhileTom(play)computergames,heheardastran...

  •  (+1)(-1)-+()-1;

     (+1)(-1)-+()-1;

    问题详情: (+1)(-1)-+()-1;【回答】解:原式=3-1-4+2=0.知识点:二次根式的乘除题型:计算题...

  • 先观察:1﹣=×,1﹣=×,1﹣=×,…(1)探究规律填空:1﹣=  ×  ;(2)计算:(1﹣)•(1﹣)•...

    先观察:1﹣=×,1﹣=×,1﹣=×,…(1)探究规律填空:1﹣=  ×  ;(2)计算:(1﹣)•(1﹣)•...

    问题详情:先观察:1﹣=×,1﹣=×,1﹣=×,…(1)探究规律填空:1﹣=×;(2)计算:(1﹣)•(1﹣)•(1﹣)…(1﹣)【回答】【考点】有理数的混合运算.【分析】(1)利用平方差公式变形即可得到结果;(2)原式利用平方差公式化简,计算即可得到结果.【解答】解:(1)原式=×;(2)原式=(1﹣)(1+)(1﹣)(1+...

  • actual inventory造句

    actual inventory造句

    adjustactualinventory...

  • actual situation造句

    actual situation造句

    Thisparticularhalfsinepulseisonlyaveryapproximatemodelfortheactualsituation.AccordingtotheanalysisoftheactualsituationinQingdao,itswaterdemandquotaisdetermined.Thecalculationresultsofscourdepthandstab...

  •  (x-1)-(1-x)+(x+1)=3x-1.(­)­

     (x-1)-(1-x)+(x+1)=3x-1.(­)­

    问题详情: (x-1)-(1-x)+(x+1)=3x-1.(­)­【回答】∨知识点:整式的加减题型:填空题...

  • actual state造句

    actual state造句

    theactualstateofaffairshasbeenmadeclearThatsaid,Americans'perceptionsoftheactualstateoftheeconomyhavenotchangedmuch.ResearchonactualstateofBeijinghighereducationinconsumptionabroad;Analysisoftheactua...

  • actual distance造句

    actual distance造句

    Thisisanestimateoftheremainingdistance,nottheactualdistance,whichiswhyit'scalledtheheuristic.Doyourecommendfullspeedtrailsovertheactualdistanceoftherace?Consideringtheunpleasantweatherconditions,Zhan...

  • 根据(x﹣1)(x+1)=x2﹣1,(x﹣1)(x2+x+1)=x3﹣1,(x﹣1)(x3+x2+x+1)=x...

    根据(x﹣1)(x+1)=x2﹣1,(x﹣1)(x2+x+1)=x3﹣1,(x﹣1)(x3+x2+x+1)=x...

    问题详情:根据(x﹣1)(x+1)=x2﹣1,(x﹣1)(x2+x+1)=x3﹣1,(x﹣1)(x3+x2+x+1)=x4﹣1,…的规律,则可以得出22017+22016+22015+…+23+22+2+1的结果可以表示为  .【回答】22018﹣1.【解答】解:22017+22016+22015+…+23+22+2+1=(2﹣1)(22017+22016+22015+…+23+22+...

  • actual performance造句

    actual performance造句

    Moreoftenthannottheenergytheyexpendonseemingimpressivemakestheiractualperformanceworse.Courseworkincludesnotonlymusictheory,musichistory,andpedagogy,butactualperformanceexperience.Noneofthesefactorswa...

  • in actual fact造句

    in actual fact造句

    beingsuchinessenceoreffectthoughnotinactualfact.Somestudentstendtoleadtheirfingersdownthetext,whichinactualfactslowsdowntheirreadingspeed.DionysusisaphilosophicalissueintowhichmodernphilosopherNietzsc...

  • actual danger造句

    actual danger造句

    1、Thefactthatpeopleareafraidtogooutatnightisoftenaresultofperceiveddangerratherthanactualdanger.2、Thestoriesofpeopletrappedonsubwaytrainsallnight,ofhundredsof911callsgoingunansweredforhours,remained...

  •  Wildriceisnot  61  (actual)amemberofthericefamily,alth...

     Wildriceisnot  61  (actual)amemberofthericefamily,alth...

    问题详情: Wildriceisnot  61  (actual)amemberofthericefamily,althoughitisagrain-producinggrass.NativetoNorthAmerica,thisgraincan  62   (find)growingwildinthepondsandlakesofWisconsin,aswellasin...

  • actual bodily harm造句

    actual bodily harm造句

    occasionactualbodilyharmHepleadsguiltytoassaultoccasionactualbodilyharm.Hepleadedguiltytocausingactualbodilyharm....

  • 计算:(1﹣)×(1﹣)×(1﹣)×(1﹣)×…×(1﹣)×(1﹣)

    计算:(1﹣)×(1﹣)×(1﹣)×(1﹣)×…×(1﹣)×(1﹣)

    问题详情:计算:(1﹣)×(1﹣)×(1﹣)×(1﹣)×…×(1﹣)×(1﹣)【回答】解:原式=××××…××=.知识点:有理数的乘除法题型:解答题...

  • 观察下列各式:(x﹣1)÷(x﹣1)=1(x2﹣1)÷(x﹣1)=x+1;(x3﹣1)÷(x﹣1)=x2+x+...

    观察下列各式:(x﹣1)÷(x﹣1)=1(x2﹣1)÷(x﹣1)=x+1;(x3﹣1)÷(x﹣1)=x2+x+...

    问题详情:观察下列各式:(x﹣1)÷(x﹣1)=1(x2﹣1)÷(x﹣1)=x+1;(x3﹣1)÷(x﹣1)=x2+x+1(x4﹣1)÷(x﹣1)=x3+x2+x+1(1)根据上面各式的规律可得(xn+1﹣1)÷(x﹣1)=  ;(2)求22019+22018+22017+……+2+1的值.【回答】解:(1)根据上面各式的规律,可得:(xn+1﹣1)÷(x﹣1)=xn+xn﹣1+…+x+1. (2)∵(xn+1﹣1...

  • actual working hours造句

    actual working hours造句

    1、Obviously,thedifferenceinlaborcostsisduetothefactthattheactualworkinghoursarenotequaltothestandardworkinghours,andtheactualwagerateisnotequaltothestandardwagerate.2、Theactualworkinghoursandovertim...

  • actual output造句

    actual output造句

    Potentialoutputisgrowingevenasactualoutputandemploymentstutter.Whenactualoutputexceedspotential,demandforproductsandlabourbidsuppricesandwages,fuellinginflation.Theactualoutputforceofoutputweightisthe...

  • (22+1)(24+1)(28+1)(216+1)+1=  .

    (22+1)(24+1)(28+1)(216+1)+1=  .

    问题详情:(22+1)(24+1)(28+1)(216+1)+1=.【回答】232.【考点】平方差公式.【专题】计算题.【分析】原式乘以(2﹣1)后,利用平方差公式依次计算,合并即可得到结果.【解答】解:原式=(2﹣1)(2+1)(22+1)(24+1)(28+1)(216+1)+1=(22﹣1)(22+1)(24+1)(28+1)(216+1)+1=(24﹣1)(24+1)(2...

  • .计算(﹣1)1+(﹣1)2+…+(﹣1)2000=  .                          ...

    .计算(﹣1)1+(﹣1)2+…+(﹣1)2000=  .                          ...

    问题详情:.计算(﹣1)1+(﹣1)2+…+(﹣1)2000=.                                                                                      ...

  • 计算:(1-)(1-)(1-)……(1-)(1-).

    计算:(1-)(1-)(1-)……(1-)(1-).

    问题详情:计算:(1-)(1-)(1-)……(1-)(1-).【回答】原式=(1-)(1+)(1-)(1+)(1-)(1+)……(1-)(1+)(1-)(1+)=×××……××=×=.知识点:乘法公式题型:计算题...

  • .阅读材料,回答问题.(1+)×(1-)=×=1;(1+)×(1+)×(1-)×(1-)=×××=(×)×(×...

    .阅读材料,回答问题.(1+)×(1-)=×=1;(1+)×(1+)×(1-)×(1-)=×××=(×)×(×...

    问题详情:.阅读材料,回答问题.(1+)×(1-)=×=1;(1+)×(1+)×(1-)×(1-)=×××=(×)×(×)=1×1=1.根据以上信息,计算:(1+)×(1+)×(1+)×…×(1+)×(1-)×(1-)×(1-)×…×(1-).【回答】解:(1+)×(1+)×(1+)×…×(1+)×(1-)×(1-)×(1-)×…×(1-)=×××...