若定义在
上的函数
同时满足下列三个条件:
①对任意实数
均有
成立;
②
;
③当
时,都有
成立.
(1)求
,
的值;
(2)求证:
为
上的增函数
(3)求解关于
的不等式
.
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/625481183b8d4d539f75f0d71be68260.png)
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/e440ac2807b5408084c915610f27b888.png)
①对任意实数
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/c50447091f7b4a41a4c47941e772c97e.png)
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/3be2b398bb2145ed94290f04a890da6b.png)
②
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/22717ba8b837494ab3eb2076959a4f48.png)
③当
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/0734c43183034f96b62cf162c483800e.png)
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/9ba3f7d896464ff7b5a14e73bbd432ed.png)
(1)求
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/ecb2274290f44980962a01652b2969cb.png)
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/ff87954c891d4d1db53d4f7984a2f8d1.png)
(2)求证:
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/e440ac2807b5408084c915610f27b888.png)
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/625481183b8d4d539f75f0d71be68260.png)
(3)求解关于
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/2ab94d64e4bb4f119104161d8326f492.png)
![](https://img.xkw.com/dksih/QBM/2011/10/28/1577542382977024/1577542383509504/STEM/e6b243fbb39146779442ee09c849e963.png)
10-11高一·河北邯郸·期中 查看更多[2]
更新时间:2016-12-01 01:42:55
|
相似题推荐
解答题-问答题
|
较易
(0.85)
名校
解题方法
【推荐1】证明:
,在
上是减函数,在
上是增函数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8ee0bd8a541d6c1057325f7f4287a64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6426587e1549c24dc5087be1953f4178.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b509058b5f026ab2206ab1c6198027dc.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
解题方法
【推荐2】对于函数f(x)=a![](https://staticzujuan.xkw.com/quesimg/Upload/formula/345138b6d01649c1e603c90f83354806.png)
(1)探索函数f(x)的单调性;
(2)是否存在实数a使函数f(x)为奇函数,若存在,求出a的取值;若不存在,说明理由?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/345138b6d01649c1e603c90f83354806.png)
(1)探索函数f(x)的单调性;
(2)是否存在实数a使函数f(x)为奇函数,若存在,求出a的取值;若不存在,说明理由?
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】已知幂函数
的图像过点
.
(1)求
的解析式,并用定义证明其在定义域内的单调性;
(2)解关于t的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edece940d1201a6db8920409f80ecf80.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)解关于t的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2bbf34d1f061acf17a8c84e1941b259.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
解题方法
【推荐2】若奇函数
在定义域
上是减函数,若
时,
,
(1)求
的解析式;
(2)求满足
的实数m的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc30165c18de623d0a3efb961e606d1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b402181e8e0ec843d3d7f441e35bd28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3886c975373ab74155b5b9cf16049ac1.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f146ceaba195a621e47455caf6f4f5f2.png)
您最近一年使用:0次