13-14高二下·山东济宁·阶段练习
名校
解题方法
1 . 如图是
的导函数的图像,现有四种说法:
![](https://img.xkw.com/dksih/QBM/2014/4/30/1571700401618944/1571700407123968/STEM/84da4425ecd848469b3b2c6ca4e08263.png?resizew=167)
①
在
上是增函数;
②
是
的极小值点;
③
在
上是减函数,在
上是增函数;
④
是
的极小值点;
以上正确的序号为________.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a673c4b255a76a31893c53b4e8c3420b.png)
![](https://img.xkw.com/dksih/QBM/2014/4/30/1571700401618944/1571700407123968/STEM/84da4425ecd848469b3b2c6ca4e08263.png?resizew=167)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/138506a762e636aa75a4d54f5b739b89.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99c6875d552e9fff3c7d655f3a59b166.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3247f03357462fec934f37c65ebdc77e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27cf818dd484cc4cebd40a5f28eb8e9f.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
以上正确的序号为________.
您最近一年使用:0次
2016-12-02更新
|
3907次组卷
|
5卷引用:2015-2016学年山东省济宁一中高二下期中文科数学试卷
2015-2016学年山东省济宁一中高二下期中文科数学试卷2015-2016学年山东曲阜师大附中高二下学期期中数学(文)试卷(已下线)2013-2014学年山东济宁鱼台二中高二3月质量检测理科数学试卷安徽省滁州市民办高中2019-2020学年高二上学期期末数学(文)试题天津市和平区双菱中学2019-2020学年高二4月阶段检测数学试题
2 . 设a,b∈(0,1)∪(1,+∞),定义运算:
,则以下四个结论:①(2τ4)τ8=8τ(4τ2);②8τ(4τ2)>(8τ4)τ2>(2τ8)τ4;③(4τ2)=(2τ4)τ4<(2τ8)τ4;④
.其中所有正确结论的序号为__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9396f5914fa8705e619698054a3b8495.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c5da3de643d66473c920d7a04cbcce0.png)
您最近一年使用:0次
3 . 已知函数
,且
,给出下列命题:
①
;
②
;
③当
时,
;
④![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f06e24ae649cc44a40a55cdb62db9a6.png)
其中所有正确命题的序号为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c7ed99a74e126a05cb520f19c094020.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d41acc47493556617fe7b9e55093d10.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c414c707c8c9c8f8cc7de894b4a40c6.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a105f7a369ce7168cc423fe6af24528.png)
③当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63f69a342a10eb6147acd4d4f6a49dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a987988419ae45872a4bc96ac0a8d4e.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f06e24ae649cc44a40a55cdb62db9a6.png)
其中所有正确命题的序号为
您最近一年使用:0次
名校
4 . 给出下列说法:
①若函数
的定义域为
,则函数
的定义域为
;
②函数
的单调减区间是
,
;
③不存在实数
,使
为奇函数;
④若
,且
,则
.
其中正确说法的序号是( )
①若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb87c830a03204a5b783ad4c2ba49c4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b92ed9c28b600f6632dbc1f9fb6d5b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2aa311daf7a73f8c45de4462f9d92b6.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4bb6a5825e0dbaf4176b4d1eb5f870f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75e8e1c23498053dece274fc224982d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
③不存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d08f6a2dc4b64e82da5dc98a631283b.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9dbe6c97e2ffd3d4dcd75d138fd95f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ed670b1f668778c6243f3f7470ee7d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1d299d50fb38f99d2d1bf73fc714ea9.png)
其中正确说法的序号是( )
A.①③ | B.②③ | C.②④ | D.③④ |
您最近一年使用:0次
2018-11-01更新
|
559次组卷
|
3卷引用:山东省青岛市第一中学2017-2018高一上学期期中考试
5 . 已知
:曲线
表示双曲线;
:曲线
表示焦点在
轴上的椭圆.
(1)分别求出条件
中的实数
的取值范围;
(2)甲同学认为“
是
的充分条件”,乙同学认为“
是
的必要条件”,请判断两位同学的说法是否正确,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/298b11c729e0ccd2966301e4b18a2881.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff9a686db89086c2877b7f0c359e4993.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
(1)分别求出条件
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdb62e0854511fd4034bf2b002882533.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)甲同学认为“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
您最近一年使用:0次
6 . 如图所示是
的导数图象,则下列判断中正确结论的序号是_______ .
![](https://img.xkw.com/dksih/QBM/2016/8/10/1572971760386048/1572971766489088/STEM/d80a000d0d4f4f1199a2c29186240f12.png?resizew=167)
①
在(-3,1)上是增函数;
②x=-1是
的极小值点;
③x=2是
的极小值点;
④
在(2,4)上是减函数,在(-1,2)上是增函数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://img.xkw.com/dksih/QBM/2016/8/10/1572971760386048/1572971766489088/STEM/d80a000d0d4f4f1199a2c29186240f12.png?resizew=167)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
②x=-1是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
③x=2是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次