名校
1 . 已知函数
的对称中心为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdb33ddbfd36780a674d102b345a9569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6dd68c07afd5ed4a6030529dcf9181b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0632bc67a48ee16de53fe7e19ec3328.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-10-01更新
|
426次组卷
|
3卷引用:甘肃省武威第一中学2020-2021学年高三上学期第二阶段考试数学(理)试题
名校
2 . 已知函数
的定义域为
,并且满足
,
,且当
时,
.
(1)求
的值;
(2)判断函数的奇偶性并证明;
(3)判断函数的单调性,并解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab0c6f119137e1b6760d55956d99d963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac9f1ca4ea5f9c1d8da0d72ea0a3f21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e38fffbc7ab9882480f4faa72390e23.png)
(2)判断函数的奇偶性并证明;
(3)判断函数的单调性,并解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa6add0395962e1a19f11faadc814786.png)
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名校
3 . 已知
,求
=_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/494a00ce3b749b32f361b11e38f9ab75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40d14e65759804ded7386d7f9e01c134.png)
您最近一年使用:0次
名校
解题方法
4 . 已知函数
在
上满足
,且
,
.
(1)求
,
的值;
(2)判断
的单调性并证明;
(3)若
对任意
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab0c6f119137e1b6760d55956d99d963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ed670b1f668778c6243f3f7470ee7d2.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e38fffbc7ab9882480f4faa72390e23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9347bb4ffedcbea2f4c16d047a138d75.png)
(2)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a779f759e6254986c4bb2a274b68d01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次