已知某产品的利润L是广告支出的函数,且满足,(>0,>0,均为常数),当时,,求利润函数。 -题库考试答案搜索网

已知某产品的利润L是广告支出的函数,且满足,(>0,>0,均为常数),当时,,求利润函数。

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2021-07-18 18:29

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