名校
1 . 已知函数
的部分图象如图所示,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/18/67c10fde-2c38-40ca-b4d8-c6a80d4888ec.png?resizew=183)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9a22dfaef15e92e704af5b2597ca63b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8255d540afdd24f608ab7ec231cff469.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/18/67c10fde-2c38-40ca-b4d8-c6a80d4888ec.png?resizew=183)
A.![]() | B.![]() | C.13 | D.1 |
您最近一年使用:0次
名校
解题方法
2 . 已知集合
,
,
为实数集.
(1)求
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c4f5fd116cef361908fdc26f51a101.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc604b46155e4c4ae51e6e918a874082.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa6f21ff6e69a14998bf5f2cbb0292ec.png)
您最近一年使用:0次
3 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45bc6f6bd302bcece809928bcca06de5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3bb1662bae129fcfd57dc93d3c5adf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
4 . 已知定义在
上的函数
是偶函数,且
,
.
(1)求
的解析式;
(2)设
,若对任意的
,存在
,使得
,求实数
取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb919485000f9e28871438cc366d8fce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41e111595ac59e1fb558b6a465a02829.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51524070a246dbab263a3121e9e51e00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f9624a4db0f489d1d75f29314915897.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0db7eb2d7545d055f1cb6e8a7b5e1dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1174426520dc1b3bbc366bca4deaa664.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
5 . 已知命题
:存在实数
,使
成立.
(1)若命题
为真命题,求实数
的取值范围;
(2)命题
:对于
,使
有解,如果
是假命题,
是真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2380f2daf2ad77fb1f3a0723936766f5.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b97ab84192e12bb292bc9fbd0b29fbee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dda55947cff18d2d8b18497ffa97b1b.png)
![](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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
6 . 计算下列各式的值.
(1)计算![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ba7b9297655b827a0772c7069168b7e.png)
(2)若
,求
的值.
(1)计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ba7b9297655b827a0772c7069168b7e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5de6571eaad17bbc099c5f2540c0ae8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3677f2a2a1b4aef3a370a03db832366.png)
您最近一年使用:0次
7 . 计算下列各式的值.
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f86ceea266e0ae288f27ab598d7f520.png)
(2)已知
,求
的值.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f86ceea266e0ae288f27ab598d7f520.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ca65d671f250571d8dab75b7f7a3cb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44a1f53c1b7fec21aec3ff5320234be3.png)
您最近一年使用:0次
名校
解题方法
8 . 已知正实数
,
满足
,使得
取最小值时,实数
的值________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d6072898569805cc553a98d202fcc0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f7266b2ef457b8ddeee3fa2cc24022e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
您最近一年使用:0次
名校
解题方法
9 . 已知
是定义在
上的奇函数,当
时,
;则当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
________ .
![](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/db2b74d89854116e411c089d053df053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/becd598a11b876d858728161a7a09705.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
您最近一年使用:0次
名校
解题方法
10 . 已知函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caa6beeb866d5194389848803b311d29.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61e7c5f55d72eb4ba554f9571dad797d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caa6beeb866d5194389848803b311d29.png)
您最近一年使用:0次