设f在[a,b]上连续,x<sub>1</sub>,x<sub>2</sub>,...,x<sub>n</sub>∈[a,b],另有一组正数满足证明:存在一点ξ∈[a,b],使

设f在[a,b]上连续,x<sub>1</sub>,x<sub>2</sub>,...,x<sub>n</sub>∈[a,b],另有一组正数<img src='https://img2.soutiyun.com/ask/2021-02-03/981218636626213.png' /> 满足<img src='https://img2.soutiyun.com/ask/2021-02-03/981218643623613.png' />证明:存在一点ξ∈[a,b],使得 <img src='https://img2.soutiyun.com/ask/2021-02-03/981218652397115.png' />

时间:2024-02-01 10:56:33

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