1 . 设
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd2e36214e90c0682bf5cc7b57b113ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9108703ef9bb0af10de8114c3b84b48a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
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解题方法
2 . 已知函数
,当
在
上是减函数,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21fa4e29680abc2eab221f634cde157b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be381da62d4a042476aa11dbd5824e8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
3 . 已知
是定义在
上的奇函数,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9f40ec0ee837e68321b17497674e3d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
(1)求
、
的值;
(2)请用函数单调性的定义说明:
在区间
上的单调性;
(3)求
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b74dd0b174d40b163469782299211b4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d028846b8614318fbf90387d13c75b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9f40ec0ee837e68321b17497674e3d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)请用函数单调性的定义说明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d6243e93c41978871cb23d8e66148d.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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4 . 已知
为实数,设
的二次函数
的最小值为
,求
在
上的最大值与最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0deb3c1d3df5abf1bb1cc4dcd7387c8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2709ca478fb15ea08e8aa55328eae8e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2709ca478fb15ea08e8aa55328eae8e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00a154f4289a1412cd49e9b286ae1be6.png)
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解题方法
5 . 关于
的不等式
的解集叫做
的
邻域.若
的
邻域为偶函数
的定义域,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/010cea9e53eaaaf6e54afc2d6951f5d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e96056d539eea51d56e5f92d5475d04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c925be255ca736a53b24d13ddede1a86.png)
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6 . 设全集为
,
,
,
,则方程
的解集为________ .(用集合运算符号表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ccaf2fb1174d9314c3e9b07846059c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c0c914e18c7e46bc32d57a6dbb47f40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c54f1039e34b446b71385dd52a5725f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0630c6cde6e83f8b677517960979bd7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1051e57afe031c3c2d4276131bf7e0b8.png)
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7 . 函数
的定义域为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1f6ad82207fab61f399a26ac5f5e06.png)
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名校
解题方法
8 . 已知函数
,则下列区间中含
零点的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17c8cf4e1feeb1ef1b73523fd0637ba2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
解题方法
9 . 函数
的图象( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c047867898a04cb27bd038a787fff9ad.png)
A.关于原点对称 | B.关于直线![]() |
C.关于x轴对称 | D.关于y轴对称 |
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名校
10 . 设
且
,则
=________ ;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2133cd64cdc27fb7b1784f05887f7304.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24f1a77df4f43746a2e3fa334503ae0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e41e75a3b91e06feb3080bd962ee7d8.png)
您最近一年使用:0次