设f(x)≥0(a≤x≤b)且证明:

设f(x)≥0(a≤x≤b)且<img src='https://img2.soutiyun.com/ask/2020-12-13/976721125621627.png' />证明: <img src='https://img2.soutiyun.com/ask/2020-12-13/976721137141286.png' />

时间:2024-01-28 15:20:25

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