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1、‰高等数学(Ⅰ)练习第一章函数、极限与连续________系_______专业班级姓名__________学号_______习题一函数一.选择题1.函数的定义域为[D](A)(0,1)(B)(0,1)(1,4)(C)(0,4)(D)]2.的定义域为[C](A)(B)(0,3)(C)(D)3.函数是[A](A)奇函数(B)非奇非偶函数(C)偶函数(D)既是奇函数又是偶函数4.下列函数中为偶函数且在上是减函数的是[D](A)(B)(C)(D).二.填空题1.已知则22.已知则3.已知,,则4.求函数的反函数5.下列函数可以看成由
2、哪些基本初等函数复合而成(1):(2):_______________________________三.计算题1.设的定义域为,求的定义域office,branchoffices(jurisdiction),riskmanagement,marketingmanagementsectorthroughsupervisionandinspectionfoundproblems,shouldbeassignedtheinvestigatorsarecorrectedinatimelymanner.27ththefifthcha
3、pterpenaltyunderanyofthefollowingacts,thentherelevantprovisionstopunishtheinvestigators,accordingtotheBank.Toconstituteacrimeshallbeinvestigatedforcriminalresponsibility:(A)onthebusinessthatarenotinvolvedintheinvestigation,issuedasurvey.(B)customercreditinformation
4、arenotthoroughverification.(Iii)toparticipateincreditcustomersurveyisnotinplace,customersanddataisincomplete,untrue;heknowsbearacounterfeitedclientsissuingcredit.(D)doesnotprovideforduediligenceofcreditbusiness,pre-loaninvestigationform,concealingfactsorprovidingfa
5、lseinformationorshouldbefoundinanormalinvestigationfailedtodiscovertheriskfactors,leadtothereviewandapprovalpolicyerrors,loanrisk.(Five)onloanguaranteesofsurveynotinplace,notbyprovidesonarrived,andpledgerealforfieldverification,andassessment,andidentificationandreg
6、istration,notaccordingtoprovidesonguarantorofguaranteesqualificationandguaranteescapacityforsurveyverified,ledtoguaranteesloanlostauthenticity,andlegitimacy,andeffectivenessof;cycleloanbusinessintheofmortgage172.设,求,并作出函数的图形.4.已知水渠的横断面为等腰梯形,斜角(图1-22)。当过水断面ABCD的面积为定
7、值时,求湿周L(L=AB+BC+CD)与水深之间的函数关系,并指明其定义域。ADBC图1-22b5.收音机每台售价为90元,成本为60元。厂方为鼓励销售商大量采购,决定凡是定购量超过100台以上的,每多订购1台,售价就降低1分,但最低价为每台75元.(1)将每台的实际售价表示为订购量的函数(2)将厂方所获的利润表示成订购量的函数(3)某一商行订购了1000台,厂方可获利润多少?解:office,branchoffices(jurisdiction),riskmanagement,marketingmanagementsect
8、orthroughsupervisionandinspectionfoundproblems,shouldbeassignedtheinvestigatorsarecorrectedinatimelymanner.27ththefifthchapterpenaltyunderanyofth