题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190852-66348.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190853-21967.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190853-79865.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190853-84480.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190853-33129.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190854-11946.gif)
(1)求利润函数
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190854-98047.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190854-13947.gif)
(2)问年造船量安排多少艘时,公司造船利润最大
(3)边际利润函数
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190854-13947.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190854-13947.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190854-49913.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190855-46569.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190855-65058.gif)
(2)每年建造12艘船,年利润最大(3)当
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190855-39401.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190854-13947.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190855-26597.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190856-18421.gif)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190856-72023.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190855-46569.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190856-15353.gif)
(2)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190856-11043.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190857-88043.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190857-63274.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190857-67768.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190857-13470.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190858-85389.gif)
(3)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190858-43135.gif)
所以,当
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190855-39401.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190854-13947.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190855-26597.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190856-18421.gif)
核心考点
试题【造船厂年造船量20艘,造船艘产值函数为(单位:万元),成本函数(单位:万元),又在经济学中,函数的边际函数定义为(1)求利润函数及边际利润函数(利润=产值—成本】;主要考察你对函数的相关概念等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190810-18668.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190810-15110.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190811-99483.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190811-25366.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190811-25366.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190811-57485.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190812-14976.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190812-84127.gif)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190812-42436.gif)
(2)问:
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190812-75233.gif)
(3)设
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190813-73747.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190813-88350.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190813-88195.jpg)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190748-57896.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190748-40085.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190749-31422.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190749-63412.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190749-22649.gif)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190750-49363.gif)
(2)求
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190750-34937.gif)
(3)试探究直线
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190750-67023.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190750-15267.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190727-10595.gif)
(1)求a、b的值;
(2)求A的取值范围,使不等式f(x)≤A-1987对于x∈[-1,4]恒成立;
令
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190728-41876.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190728-40183.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190710-90733.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190710-46677.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190710-92557.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190711-93513.gif)
(1)判断
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190711-75881.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190711-15301.gif)
(2)若
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190712-84868.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190712-83578.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190657-98975.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190657-87586.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190657-25189.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190657-89447.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190658-71957.png)
(2)定义
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190657-89447.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190658-71957.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190658-94528.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190658-13027.png)
设
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190658-89070.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190658-74941.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190659-55477.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190659-61790.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190659-69872.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190659-55477.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190659-20648.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190659-35878.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190659-55477.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190700-76293.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190658-89070.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190658-74941.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190700-51064.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190700-80348.png)
(3)若函数
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190701-25118.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190701-95857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190701-83599.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190701-95857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190701-25118.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190701-32122.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205190701-62232.png)
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