题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080239-21640.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080240-20468.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080239-21640.gif)
(1)判断函数
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080240-83483.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080240-36857.gif)
(2)若函数
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080239-21640.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080240-47104.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080240-30318.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080241-89606.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080241-15786.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080241-94485.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080241-56668.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080241-13336.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080242-14994.gif)
(
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080242-81879.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080242-58219.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080242-24410.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080242-28809.gif)
(2)当
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080243-85123.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080243-31805.gif)
当
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080243-71659.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080243-43524.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080244-60531.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080244-88634.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080244-91973.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080244-46875.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080244-33840.gif)
故对于任意
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080241-94485.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080241-15786.gif)
解析
核心考点
试题【(本小题满分14分) 如果对于函数的定义域内的任意成立,那么就称函数是定义域上的“平缓函数”.(1)判断函数,是否是 “平缓函数”?(2)若函数是闭区间上的“平】;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/20200205/20200205080228-71128.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080229-71504.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080212-88648.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080212-65506.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080213-54779.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080213-37393.gif)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080213-84256.gif)
(2)求
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080213-54779.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080213-54779.gif)
(3)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080213-54779.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080204-73812.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080204-81839.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080204-73762.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080204-56180.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080205-21875.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080129-22399.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080130-24059.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080130-79879.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080130-55627.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080130-42241.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080130-18728.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080026-79872.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080027-23976.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080026-79872.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080027-50002.gif)
(Ⅰ)求
![](http://img.shitiku.com.cn/uploads/allimg/20200205/20200205080027-50002.gif)
(Ⅱ)问从今年算起第几年的利润最高?最高利润为多少万元?
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