1 . 某公司每个仓库的收费标准如下表(
表示储存天数,
(万元)表示
天收取的总费用).
(1)给出两个函数
且
,
且
,要从这两个函数中选出一个来模拟表中
之间的关系,问:选择哪一个函数较好?说明理由.
(2)该公司旗下有
个这样的仓库.每个仓库储存货物时,每天需要
元的运营成本,不存货物时仅需
元的成本.一批货物需要存放
天,设该批货物存放在
个仓库内,其余仓库空闲.要使该公司这
天的仓库收益不少于
元,则
的最小值是多少?
注:收益
收入
成本.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5b3b505ffa961cbff6c9ca69e69ffc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f641cf7c6b65a5b68d534077ccecd752.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b10539d6ca54bf16f60e2170919fef5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42bb28003d53334358dddcbb449ba0b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
(2)该公司旗下有
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d07ae0b4264da6a8812454ffd2f20d94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4abb59695562b3a1295a251dc97da700.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/821b8672d030c240ff230a0174aa7a3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b06e95b57b7a81cd81d05557a11fa92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b06e95b57b7a81cd81d05557a11fa92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2b95f9aaf774988ae29ca918c8886a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
注:收益
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bfc339cf6dd66599db64fa3fa44e608.png)
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