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ID:18692507
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时间:2018-09-21
《《经济数学基础》形成性考核册及参考答案》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、《经济数学基础》形成性考核册及参考答案《经济数学基础》形成性考核册及参考答案作业(一)(一)填空题1.EMBEDEquation.3.答案:02.设EMBEDEquation.3,在EMBEDEquation.3处连续,则EMBEDEquation.3.答案:13.曲线EMBEDEquation.3在EMBEDEquation.3的切线方程是.答案:EMBEDEquation.34.设函数EMBEDEquation.3,则EMBEDEquation.3.答案:EMBEDEquation.35.设EMBED
2、Equation.3,则EMBEDEquation.3.答案:EMBEDEquation.3(二)单项选择题1.函数EMBEDEquation.3的连续区间是()答案:DA.EMBEDEquation.3B.EMBEDEquation.3C.EMBEDEquation.3D.EMBEDEquation.3或EMBEDEquation.32.下列极限计算正确的是()答案:BA.EMBEDEquation.3B.EMBEDEquation.3C.EMBEDEquation.3D.EMBEDEquation.3
3、3.设EMBEDEquation.2,则EMBEDEquation.2( ).答案:BA.EMBEDEquation.2B.EMBEDEquation.2C.EMBEDEquation.2D.EMBEDEquation.24.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.EMBEDEquation.2,但EMBEDEquation.3C.函数f(x)在点x0处连续D.函数f(x)在点x0处可微5.当EMBEDEquation.3时,下列变量是无穷小量的是().答
4、案:CA.EMBEDEquation.3B.EMBEDEquation.3C.EMBEDEquation.3D.EMBEDEquation.3(三)解答题1.计算极限(1)EMBEDEquation.3(2)EMBEDEquation.3(3)EMBEDEquation.3(4)EMBEDEquation.3(5)EMBEDEquation.3(6)EMBEDEquation.32.设函数EMBEDEquation.3,问:(1)当EMBEDEquation.3为何值时,EMBEDEquation.3在E
5、MBEDEquation.3处有极限存在?(2)当EMBEDEquation.3为何值时,EMBEDEquation.3在EMBEDEquation.3处连续.答案:(1)当EMBEDEquation.3,EMBEDEquation.3任意时,EMBEDEquation.3在EMBEDEquation.3处有极限存在;(2)当EMBEDEquation.3时,EMBEDEquation.3在EMBEDEquation.3处连续。3.计算下列函数的导数或微分:(1)EMBEDEquation.3,求EMBE
6、DEquation.3答案:EMBEDEquation.3(2)EMBEDEquation.3,求EMBEDEquation.3答案:EMBEDEquation.3(3)EMBEDEquation.3,求EMBEDEquation.3答案:EMBEDEquation.3(4)EMBEDEquation.3,求EMBEDEquation.3答案:EMBEDEquation.3(5)EMBEDEquation.3,求EMBEDEquation.3答案:EMBEDEquation.3(6)EMBEDEquati
7、on.3,求EMBEDEquation.3答案:EMBEDEquation.3EMBEDEquation.3(7)EMBEDEquation.3,求EMBEDEquation.3答案:EMBEDEquation.3EMBEDEquation.3(8)EMBEDEquation.3,求EMBEDEquation.3答案:EMBEDEquation.3(9)EMBEDEquation.3,求EMBEDEquation.3答案:EMBEDEquation.3(10)EMBEDEquation.3,求EMBEDE
8、quation.3答案:EMBEDEquation.34.下列各方程中EMBEDEquation.3是EMBEDEquation.3的隐函数,试求EMBEDEquation.3或EMBEDEquation.3(1)EMBEDEquation.3,求EMBEDEquation.3答案:EMBEDEquation.3(2)EMBEDEquation.3,求EMBEDEquation.3答案:EMBEDEquation.35.求下列
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