试题与答案

函数f(x)=limn→∞xn1+xn,则f(x)的不连续点个数有( ) A.1个

题型:选择题

题目:

函数f(x)=
lim
n→∞
xn
1+xn
,则f(x)的不连续点个数有(  )
A.1个B.2个C.3个D.4个

答案:

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