选择题1、
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( )
A.
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B.
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C.
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D.
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2、
当x→1时,下列变量中不是无穷小量的是( )
A.
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B.
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C.
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D.
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3、
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( )
A.
0
B.
e
-1C.
1
D.
e
4、
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( )
A.
是极大值
B.
是极小值
C.
不是极大值
D.
不是极小值
5、
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( )
A.
(1,1)
B.
(e,e)
C.
(1,e+1)
D.
(e,e+2)
6、
下列命题正确的是( )
A.
无穷小量的倒数是无穷大量
B.
无穷小量是值很小很小的数
C.
无穷小量是以零为极限的变量
D.
无界变量一定是无穷大量
填空题7、
8、
9、
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10、
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