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[函数] 绝对值方程的根问题

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敬畏数学 posted 2018-8-27 21:29 |Read mode
$ f(x)=|x-1|+|x-2|+|x-3|+\cdots +|x-2018|+|x|+|x+1|+|x+2|+|x+3|+\cdots +|x+2018| $,则满足$ f(a^2-3a+2)=f(a-1)$所有a值之和为----?

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游客 posted 2018-8-28 12:16
f(x)是偶函数,且y=f(x)在[n,n+1]上都是单调递增的(n是自然数)。

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