设函数
,常数
.
(1)若
,判断
在区间
上的单调性,并加以证明;
(2)若
在区间
上的单调递增,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91eb53e14d720bd80f822ed9e779564d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3be362dec96173f246ff747264007817.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/500d68f2678989a5ce7431cfd51b019d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dccf1f9faac56117d6d3dd1dddd286d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dccf1f9faac56117d6d3dd1dddd286d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
11-12高一上·江苏无锡·期中 查看更多[1]
(已下线)2011—2012学年度江苏省无锡一中高一上学期期中数学试卷
更新时间:2016-12-01 02:08:26
|
相似题推荐
解答题-证明题
|
适中
(0.65)
解题方法
【推荐1】已知幂函数
为偶函数.
(1)求幂函数
的解析式,判断
在
上的单调性,并用定义证明;
(2)解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02299c5436edc085abf0bc2b8f3959fd.png)
(1)求幂函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9414348d57c7fc77dcfa8f0744cb0c9.png)
(2)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b8df28b10595f7c22030ab2a2cf9640.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
【推荐2】已知函数
,且对任意的实数
都有
成立
(1)求实数
的值;
(2)利用单调性的定义证明函数
在区间
上是增函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87f22c9f8314e5f686c3862e077562ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27c299a297f177697da07321a5d97042.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b331bbdd68d110681fc4547748b93bb.png)
(2)利用单调性的定义证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2d650febee621df60bdbd5be881317d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6580e71ddc1cec10c9dc3454c541468.png)
您最近一年使用:0次
解答题-证明题
|
适中
(0.65)
【推荐1】函数
的图象经过点
,
.
(1)求函数
;
(2)设
,
,问:是否存在实数p(
),使
在区间
上是减函数,且在区间
上是增函数?证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af8981b3b896bc0c9ae0cb699f94c1d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2599bfa462c966a4988436b8c8bb7b30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68e48e58aca82f136d6f0cc5251fd2e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff43a92f35dd115e3f8a3f2dd973b7a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7be8524456ba4e9abb973da323c0c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46be55c8f2760d6db125f46691a3de48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27df58608819f3260cededaf16eb9770.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d156bb96e4a831d3f7c6e338a7cbfd0.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
【推荐2】已知函数
,其中
为常数且
.
(1)若函数
为奇函数,求实数
的值;
(2)若函数
在
上单调递减,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4b2f6ebb71c34c0ab2d9157d5177a22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fbb01a7f5e9861aa185c6c63fcd58c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次