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original poster: lrh2006

[函数] 函数问题,任意存在求范围,$f(x)=|2/x-ax-b|$

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original poster lrh2006 posted 2017-3-24 00:46
回复 20# 色k


    这是几个意思啊,我看不懂收藏不行吗?为什么我能用的表情这么少?

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kuing posted 2017-3-24 02:10
回复 21# lrh2006

不要收藏书,要收就收了我[得意]

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original poster lrh2006 posted 2017-3-26 18:18
回复 22# kuing


    好啊,收了你帮我做题目,以后再也不发愁做不出题目啦,哈哈

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kuing posted 2017-3-26 23:56
回复 23# lrh2006

你在哪里呀?

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游客 posted 2017-3-27 11:13
回复 7# lrh2006


    抓住"b是任意变化的"这个条件来思考.

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其妙 posted 2017-3-29 23:51
这个呢?据说不是考题。
4blog图片.png
妙不可言,不明其妙,不着一字,各释其妙!

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