名校
1 . 已知函数
,
.
(1)解方程![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9708c59f51c8ed59a859e288e9ac024.png)
(2)当
时,有
最大值为1,求实数
的值;
(3)若方程
在
上有4个实数解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1697647bba92906e733fb696f622a2e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4139cddc2af2ef0900496dce24274d2.png)
(1)解方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9708c59f51c8ed59a859e288e9ac024.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1591d4244dcf5539a4ae98f554e91e61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f955a011428f5e0d962cd57f8e73b396.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d188ec2580e273ce87e51653a2177ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e28c7ab2bfaf8e31633d19d5929e98c.png)
(1)解不等式
;
(2)若关于
的方程
在
上有两解,求
的取值范围:
(3)若函数
,其中
为奇函数,
为偶函数,若不等式
对任意
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e28c7ab2bfaf8e31633d19d5929e98c.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c518b3d58a796d8a5456b4dd73b46380.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5a92ad96177b893b2f2060fd6b1bf8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be309ee083e0060769afa2a7062125fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bc50f609440a36953561a88e8acfee1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eff55088f345dd9d3dd241d3bf3e2da8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ee49aedadda4e9494e7034ec55c7ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
3 . 已知函数
,
(1)当
时,求
的值域;
(2)解不等式:
;
(3)若
时,方程
恰有两个不同的解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e2f45af072bf2c68be17e4e7c802987.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb48434bdcafb5e084fc0b6396cb9469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)解不等式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a97b66e348ff02fc9e7f610d7dfeda5e.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ec5d200b561e4be52ccaaebdc3105d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b443beea187d5b95eedfda53951a6694.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-03-02更新
|
966次组卷
|
2卷引用:陕西省西安市雁塔区第二中学、渭北中学2022-2023学年高一上学期期末联考数学试题
名校
4 . 已知函数
.
(1)当
时,解不等式
;
(2)若关于
的方程
在区间
上恰有一个实数解,求
的取值范围;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ab5c53352f3eafd25b5dbf4ee5bbbd6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f198f304b60422fb5065dcc742ab48a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6554ac3dff4a59833e407db887f6e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2022-12-10更新
|
419次组卷
|
4卷引用:广东省普宁市勤建学校2022-2023学年高一上学期期中数学试题
5 . 正整数a、b满足1<a<b,若关于x、y的方程组
且只有一组解,则a的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a62d7cc776503fe56e52111eb1072ae0.png)
您最近一年使用:0次
6 . 正整数
、
满足
,若关于
、
的方程组
有且只有一组解,则
的最大值为_____ .
![](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/63478e7cf55bad51bbd4ce1e23363e75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a94f27a946a256e802ab135502b5960.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-02-03更新
|
99次组卷
|
3卷引用:2016届上海市高考压轴数学试题
名校
7 . 已知函数
.
(1)当
时,解不等式
;
(2)若关于
的方程
在区间
上恰有一个实数解,求
的取值范围;
(3)设
,若存在
使得函数
在区间
上的最大值和最小值的差不超过1,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ab5c53352f3eafd25b5dbf4ee5bbbd6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f198f304b60422fb5065dcc742ab48a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6554ac3dff4a59833e407db887f6e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6555c4166361c548b6f4f692d9a66cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c93c82944db4a310a2047dd6d8966162.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-02-28更新
|
695次组卷
|
4卷引用:上海市曹杨二中2019-2020学年高一上学期期末数学试题
名校
8 . 已知关于
、
的方程组
有无穷多组解,则实数
的值为___
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/505c27dd9fac80566494985aa1d06eb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
9 . 已知函数
.
(1)设
是
的反函数.当
时,解不等式
;
(2)若关于
的方程
的解集中恰好有一个元素,求实数
的值;
(3)设
,若对任意
,函数
在区间
上的最大值与最小值的差不超过
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8e4900f308f9aba73d06964d8e61f54.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ab05c7c140f76ce8618a6694b57b30e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6bd20834857c93040879c02070035b6.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b542881ccda4af9d4cbc1df4ead2638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb848c2e3353bcb126d14fed803fe2a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaca9c1dac608a386df1848e8459ce9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e24d42f61784c642e9eb1316afdd2ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-02-01更新
|
270次组卷
|
2卷引用:上海市杨浦区2018届高三上学期期中数学试题
名校
解题方法
10 . 教材中用二分法求方程
的近似解时,设函数
来研究,通过计算列出了它的对应值表
分析表中数据,则下列说法正确的是:( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26ac32a0a8a7a107579bf4f7e86e791c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d00e77ab6c49bc820dbd492f7662831.png)
![]() | 1.25 | 1.375 | 1.40625 | 1.422 | 1.4375 | 1.5 |
![]() | ![]() | ![]() | ![]() | ![]() | 0.02 | 0.33 |
A.![]() |
B.方程![]() |
C.若精确度到0.1,则近似解可取为1.375 |
D.若精确度为0.01,则近似解可取为1.4375 |
您最近一年使用:0次
2024-01-22更新
|
177次组卷
|
2卷引用:广东省广州市天河区2023-2024学年高一上学期期末考试数学试卷