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1、湖南广播电视大学《经济数学基础12》形成性考核册及参考答案作业(一)(一)填空题1..答案:02.设,在处连续,则.答案:13.曲线在的切线方程是.答案:4.设函数,则.答案:5.设,则.答案:(二)单项选择题1.函数的连续区间是()答案:DA.B.C.D.或2.下列极限计算正确的是()答案:BA.B.C.D.3.设,则( ).答案:BA.B.C.D.4.若函数f(x)在点x0处可导,则()是错误的.答案:BA.函数f(x)在点x0处有定义B.,但C.函数f(x)在点x0处连续D.函数f(x)在点x0处可微5.当时,下列变量是无
2、穷小量的是().答案:CA.B.C.D.(三)解答题1.计算极限(1)(2)accountmanagercreditadministration,andaccordingtocallofdutytoperformvariousspecialloanmanagementresponsibilities.Total,line(jurisdiction)withintheDepartmentofriskmanagementshouldtakeresponsibilityforitsagencies,MarketingManagemen
3、tDepartmentcreditmanagementfunctionsofthesupervisionandinspectionwork.Aftertheloanorigination,accountmanager,throughanalysisofaccountverification13湖南广播电视大学(3)(4)(5)(6)2.设函数,问:(1)当为何值时,在处有极限存在?(2)当为何值时,在处连续.答案:(1)当,任意时,在处有极限存在;(2)当时,在处连续。3.计算下列函数的导数或微分:(1),求答案:(2),求答案
4、:(3),求答案:(4),求答案:(5),求答案:accountmanagercreditadministration,andaccordingtocallofdutytoperformvariousspecialloanmanagementresponsibilities.Total,line(jurisdiction)withintheDepartmentofriskmanagementshouldtakeresponsibilityforitsagencies,MarketingManagementDepartmentcr
5、editmanagementfunctionsofthesupervisionandinspectionwork.Aftertheloanorigination,accountmanager,throughanalysisofaccountverification13湖南广播电视大学(6),求答案:(7),求答案:(8),求答案:(9),求答案:(10),求答案:4.下列各方程中是的隐函数,试求或(1),求答案:(2),求答案:5.求下列函数的二阶导数:(1),求答案:accountmanagercreditadministra
6、tion,andaccordingtocallofdutytoperformvariousspecialloanmanagementresponsibilities.Total,line(jurisdiction)withintheDepartmentofriskmanagementshouldtakeresponsibilityforitsagencies,MarketingManagementDepartmentcreditmanagementfunctionsofthesupervisionandinspectionwor
7、k.Aftertheloanorigination,accountmanager,throughanalysisofaccountverification13湖南广播电视大学(2),求及答案:,作业(二)(一)填空题1.若,则.答案:2..答案:3.若,则.答案:4.设函数.答案:05.若,则.答案:(二)单项选择题1.下列函数中,()是xsinx2的原函数.A.cosx2B.2cosx2C.-2cosx2D.-cosx2答案:D2.下列等式成立的是().A.B.C.D.答案:C3.下列不定积分中,常用分部积分法计算的是( ).
8、A.,B.C.D.答案:C4.下列定积分计算正确的是().A.B.C.D.答案:D5.下列无穷积分中收敛的是().A.B.C.D.答案:Baccountmanagercreditadministration,andaccordingtocallofdutytop