解题方法
1 . 已知函数
,若
,则实数
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21fec8fab288d2bf9d2c21baac1e3c92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3749c31644d45d4e664648dff727d042.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2 . 对于函数
的定义域中任意的
,
(
),有如下结论
(1)
;(2)
;
(3)
;(4)
.
当
时,上述结论中正确的个数为
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619448750252032/1619448750538752/STEM/a3c75b51f24c4e7788708133a72b34ed.png)
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619448750252032/1619448750538752/STEM/f681985da3d44a75b32537d6cd2f3426.png)
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619448750252032/1619448750538752/STEM/3a812a678107425d98b6dc9606489761.png)
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619448750252032/1619448750538752/STEM/d9136a7c6485497496e7d109f65ce897.png)
(1)
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619448750252032/1619448750538752/STEM/d672e5fcb89643bfb5650db5e685240e.png)
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619448750252032/1619448750538752/STEM/a1e971e10f5e4e4182db651df0ee3cb6.png)
(3)
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619448750252032/1619448750538752/STEM/f2987a40c5be4bc397da8b7b3b2b6a52.png)
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619448750252032/1619448750538752/STEM/03c5cd4088c24a5e9f0f46f136b9a14c.png)
当
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619448750252032/1619448750538752/STEM/903b3058a43a4401b6882eec203de9ba.png)
A.3 | B.2 | C.1 | D.0 |
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3 . 已知定义在
上的函数
,满足
,且
.
(1) 求实数
的值;
(2)若函数
,求
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f2200e4b59a076e65dd292b83e65710.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1720059156aed14cc94d6e9e60e3ce96.png)
(1) 求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2722ee3e04f55c6e0e6a11b371389f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93e03ad0c315806342d6cd732a0b91a3.png)
您最近一年使用:0次
解题方法
4 . 已知函数
是定义在
上的偶函数,若方程
的根分别为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/789d92a192ccdd1f80b84e8f1fe68418.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fe1c31a81f198c443e71b83ca662939.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fa75c6217e24a7ac76ff0af8b6f91ce.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
5 . 已知函数
,若
,则实数
的取值范围为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a13cde3da26ab6faad4ee0934763fe8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1b61ff32ed5a081faa2c68baccfd8fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
您最近一年使用:0次
6 . 设a为实数,函数
,x∈R.
(1)讨论
的奇偶性;
(2)若x≥a,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1f16cd609ca66806568e951827234d6.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若x≥a,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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解题方法
7 . 设函数
满足:(1)
,且在
递增;(2)对整常数
及任意的
有
,
.令
,
,
,则
由小到大的顺序是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/196be101149acfb6a6c4ceca7fc96828.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304226ca50149b49702928e44d565964.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/051838c9cb49a6a713a563c24cc431ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a0effa61e5f17785b7ae574d1dbc6a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82411ddfd477fc59d3fcb28b1e489bdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f9850a2b531fa1256a876e819f8ca36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b47b8d94355ab78b1cf3751af6469f85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
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解题方法
8 . 已知函数
且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/164bf12a69503717900b33161d3a1c6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63e02378466ff452bc600936f6cdbdd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d43583a85dd06807358e055c63d2d630.png)
A.-5 | B.-3 | C.3 | D.随![]() |
您最近一年使用:0次
2016-12-13更新
|
960次组卷
|
4卷引用:2017届山西怀仁县一中高三上期中数学(理)试卷
2017届山西怀仁县一中高三上期中数学(理)试卷1993年全国高中数学联合竞赛试题湖北省武汉市江岸区2022-2023学年高一上学期期末数学试题(已下线)模块五 专题3 重组综合练(湖北)期末终极研习室
名校
解题方法
9 . 函数
的图象大致为 ( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38f5e43b69be78a3f45bbdfa9568baea.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2016-12-09更新
|
650次组卷
|
3卷引用:2017届山西太原市高三上期中数学试卷
名校
解题方法
10 . 若函数
为定义在
上的函数.
(1)当
时,求
的最大值与最小值;
(2)若
的最大值为
,最小值为
,设函数
,求
的解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73d2c540e9893f890e5ae4f4fb5b1259.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30a5498bb0236a2bb04ae38329b408.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bf2f928bec50b231ec5d026d6c6482.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52a7b7c834d06f3e28a339db94690172.png)
您最近一年使用:0次
2016-12-05更新
|
742次组卷
|
3卷引用:2016-2017学年山西大同一中高一10月月考数学试卷