题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115504-72473.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115504-61207.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115505-64934.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115505-17709.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115505-36681.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115506-95463.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115505-36681.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115506-43195.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115507-69506.png)
A.![]() | B.![]() | C.![]() | D.![]() |
答案
解析
试题分析:函数
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115504-61207.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115508-23370.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115509-74619.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115509-34368.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115508-23370.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115509-87566.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115504-61207.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115510-30454.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115504-72473.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115506-95463.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115511-84108.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115506-43195.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115506-95463.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115506-43195.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115511-18077.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115505-17709.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115511-17631.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115453-37976.png)
A.(0,1) | B.(-1,0) | C.(1,2) | D.(-2,-l) |
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115439-47904.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115439-87383.png)
(1)写出月总成本
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115439-47904.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115439-87383.png)
(2)已知该产品销售价为每吨1.6万元,那么月产量为多少时,可获最大利润;
(3)当月产量为多少吨时, 每吨平均成本最低,最低成本是多少万元?
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115413-51214.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115413-50609.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115413-51214.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115414-56470.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115358-32867.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115358-36799.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115358-17897.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115358-98021.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115359-90085.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115330-86702.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115330-89651.png)
①若
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115330-42843.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115330-59712.png)
②对于任意
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115330-16986.png)
③对于任意
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115331-79519.png)
④对于任意
![](http://img.shitiku.com.cn/uploads/allimg/20200204/20200204115331-40760.png)
则正确命题的序号为
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