设f(x)在[a,+∞)上可导,且与都收敛,证明.

设f(x)在[a,+∞)上可导,且<img src='https://img2.soutiyun.com/ask/2020-12-16/976980636356556.png' />与<img src='https://img2.soutiyun.com/ask/2020-12-16/976980645830098.png' />都收敛,证明<img src='https://img2.soutiyun.com/ask/2020-12-16/976980654156575.png' />.

时间:2023-02-22 17:53:48

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