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[函数] 极值点偏移又来啦。

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facebooker posted 2020-5-5 00:43 |Read mode
已知方程$x-\ln x=m$有两个不同的实根$x_1,x_2$,
求$m$的取值范围并证明$x_1+x_2>\dfrac{m+3\sqrt{m}}{2}$

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isee posted 2021-3-4 19:18
回复 1# facebooker

今天碰到类似于这样的题了,真难搞~

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kuing posted 2021-3-4 21:04
回复 2# isee

自从之前有一次看到一个漂移几十问的题之后,我就再也不想花精力去撸漂移……

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isee posted 2021-3-4 21:14
回复 3# kuing

哈哈哈哈哈~

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