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已知函数f(x)=ex-x(e为自然对数的底数).(1)求函数f(x)的最小值;(2)若n...
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已知函数f(x)=e
x-x(e为自然对数的底数).
(1)求函数f(x)的最小值;
(2)若n∈N
*,证明:
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)
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