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ID:18596746
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页数:14页
时间:2018-09-19
《经济数学形考作业答案(1)》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、说明:1)形成性考核成绩=作业*70%+(辅导课出勤、参与网上互动)*30%2)作业解答必须学生本人手写,不得交复印的答案作业(一)(一)填空题1..2.设,在处连续,则.3.曲线在的切线方程是.4.设函数,则.5.设,则.(二)单项选择题1.当时,下列变量为无穷小量的是(D)A.B.C.D.2.下列极限计算正确的是(B)A.B.C.D.3.设,则( B).A.B.C.D.4.若函数f(x)在点x0处可导,则(B)是错误的.A.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.
2、若,则(B).A.B.C.D.(三)解答题loanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdecisionpowerofpersonsorinstitutions.Reviewfindingsandreviewcomments,accordingtotheBank'scredit1.计算极限(1)解:原式(2)解:原式(3)解:原
3、式(4)解:原式(5)解:原式(6)解:原式loanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdecisionpowerofpersonsorinstitutions.Reviewfindingsandreviewcomments,accordingtotheBank'scredit2.设函数,问:(1)当为何值时,在处有极限存在?
4、(2)当为何值时,在处连续.解:(1)∴(2)3.计算下列函数的导数或微分:(1)——(9)题面授辅导课详解,请认真上好课(10),求解:4.下列各方程中是的隐函数,试求或(1),求解:方程两端同时对x求导loanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdecisionpowerofpersonsorinstitutions.Re
5、viewfindingsandreviewcomments,accordingtotheBank'scredit(2),求解:方程两端同时对x求导5.求下列函数的二阶导数:(1),求解:(2),求及解:作业(二)(一)填空题1.若,则.2..3.若,则loanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdecisionpowerofp
6、ersonsorinstitutions.Reviewfindingsandreviewcomments,accordingtotheBank'scredit4.设函数5.若,则.(二)单项选择题1.下列函数中,(D)是xsinx2的原函数.A.cosx2B.2cosx2C.-2cosx2D.-cosx22.下列等式成立的是(C).A.B.C.D.3.下列不定积分中,常用分部积分法计算的是( C).A.B.C.D.4.下列定积分计算正确的是(D).A.B.C.D.5.下列无穷积分中收敛的是(B).A.B.C.D.(三)解答题1
7、.计算下列不定积分(1)(2)解:原式解:原式loanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdecisionpowerofpersonsorinstitutions.Reviewfindingsandreviewcomments,accordingtotheBank'scredit(3)(4)解:原式解:原式(5)(6)解:原式
8、解:原式(7)(8)解:原式解:原式2.计算下列定积分(1)(2)解:原式解:原式loanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensing
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