名校
1 . 已知函数
.
(1)将函数
写出分段函数的形式,并画出图象.
(2)利用图象回答:当
为何值时,方程
有一解?有两解?有三解?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/598529a5b93e0ac9a94dfc1fd3e6ad0f.png)
(1)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/598529a5b93e0ac9a94dfc1fd3e6ad0f.png)
(2)利用图象回答:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a08eabf1a82e90dc2b2319fca2179464.png)
您最近一年使用:0次
2021-12-03更新
|
674次组卷
|
8卷引用:江苏省盐城市阜宁县2021-2022学年高一上学期期中数学试题
解题方法
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6642b38ae149429b8bf99675b445f78b.png)
(1)在平面直角坐标系中画出函数
的图象;
(2)(ⅰ)求
的值;
(ⅱ)求函数
的值域;
(3)求关于
的不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6642b38ae149429b8bf99675b445f78b.png)
(1)在平面直角坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)(ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/499109aa338f9c5da30ae0a590809f3b.png)
(ⅱ)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)求关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b562ca77fa64f3ebe40e0ad49833d5.png)
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解题方法
3 . 已知
是整数,幂函数
在
上单调递增.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/8/9abcb6ee-319d-41f7-8781-f87b85d6d1ac.png?resizew=221)
(1)求
的解析式;
(2)若
,画出函数
的大致图象;
(3)写出
的单调区间,并用定义法证明
在区间
上的单调性.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d0ae0e91b698e6298c4bb2fe7c72b5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b029e85e686623cdef977b2cb1f207a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/8/9abcb6ee-319d-41f7-8781-f87b85d6d1ac.png?resizew=221)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f95375c98fdf77b35b313776c37319.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(3)写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7dcdd87d593df4a5c5e98d47fe1cfa6.png)
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名校
4 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/2021/12/1/2863136154394624/2863260974161920/STEM/340c1521-9042-4dec-95f7-9c1afb17f4ad.png?resizew=228)
(1)把函数
的解析式写成分段函数的形式.
(2)在坐标系中画出
的图象.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1df6abd3b5cac45f6b4b852f2b7a5da8.png)
![](https://img.xkw.com/dksih/QBM/2021/12/1/2863136154394624/2863260974161920/STEM/340c1521-9042-4dec-95f7-9c1afb17f4ad.png?resizew=228)
(1)把函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(2)在坐标系中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
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解题方法
5 . 已知函数
.
(1)画出函数
的图象,并根据图象求出
的解集;
(2)若
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c63f975af9b10b8c3ee01f051cc1f8.png)
(1)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3c00b0fd4bfdfaac12d520e02767a7b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdf6d6cbf875fd32096274094c112ca7.png)
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名校
解题方法
6 . 已知函数
.
(1)在平面直角坐标系中,画出函数
的简图,并写出
的单调区间和值域;
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/14/ac6ae000-208a-47a4-8c64-c6d9e36f3a04.png?resizew=202)
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/850f050c9ce480765fd1f07fe92ffe3b.png)
(1)在平面直角坐标系中,画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/14/ac6ae000-208a-47a4-8c64-c6d9e36f3a04.png?resizew=202)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/048da6d66ba02fcb5dd80a5a1ae3412d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2021-11-29更新
|
571次组卷
|
5卷引用:云南省昆明市第八中学2021-2022学年高一上学期期中考试数学试题
名校
7 . 已知函数
,且
.
(1)求
的值,并用分段函数的形式来表示
;
(2)在如图给出的直角坐标系内作出函数
的大致图象(不用列表描点);
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/3/c71ee3e1-94c2-4c48-91f0-ea3d1e53555c.png?resizew=154)
(3)由图象指出函数的单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64687786b5271e4258a3dd5e458f4e49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/196be101149acfb6a6c4ceca7fc96828.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)在如图给出的直角坐标系内作出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/3/c71ee3e1-94c2-4c48-91f0-ea3d1e53555c.png?resizew=154)
(3)由图象指出函数的单调区间.
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名校
8 . 已知
为奇函数.
(1)求
和实数
的值;
(2)画出函数
的图象,并求出
的单调增区间;
(3)求方程
的解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cc487324b83d9c22402469db4c5836.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d55ef0d1b7ea88d92fd6e1ecebb5f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/341ec3d616341b619b23fa0978c2f558.png)
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9 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c9db0cd32056ba46c548d6c60d137dd.png)
![](https://img.xkw.com/dksih/QBM/2021/11/16/2852530081923072/2861173124825088/STEM/d91d7db1-dccb-4af0-8967-d3db78aa2b4d.png?resizew=261)
(1)在图中画出函数
的大致图象;
(2)写出函数
的最大值和单调递减区间.
(3)若
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c9db0cd32056ba46c548d6c60d137dd.png)
![](https://img.xkw.com/dksih/QBM/2021/11/16/2852530081923072/2861173124825088/STEM/d91d7db1-dccb-4af0-8967-d3db78aa2b4d.png?resizew=261)
(1)在图中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e37522708366858252eef1fa3127dde.png)
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名校
解题方法
10 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/16/ce608ffd-4540-44a7-a1a0-a758f61b527f.png?resizew=221)
(1)利用函数单调性的定义证明函数
在
上单调递增;
(2)令
,请作出函数
在区间
上的图象.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfec5c221d9f543311bd4c93f4e2b4ed.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/16/ce608ffd-4540-44a7-a1a0-a758f61b527f.png?resizew=221)
(1)利用函数单调性的定义证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e4a226feca9d9095b0f68191245ed22.png)
(2)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fe286322514ef42c902f95b1d2dd838.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e71dbce0ccda0f5df7d0555fa23bf770.png)
您最近一年使用:0次