1 . 已知幂函数
为偶函数.
(1)求
的解析式;
(2)若
在
上是单调函数,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6af87fdae52a19c1fa2707d95558fb5b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e06befffb4e80b1503a2678d269a9dc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2ec965488c7e1cea085463c7731285.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2 . 在早高峰,某路口通过的车辆
与时间
的关系近似地符合
,在早高峰这段时间内.给出下列四个结论:
①通过该路口的车辆数
随着时间
逐渐增多;
②早上6时和早上7时通过该路口的车辆数
相等;
③在任意时刻,通过路口的车辆
不会超过35辆;
④在任意时刻,通过路口的车辆
不会低于14辆.
依据上述关系式,其中所有正确结论的序号是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf323edf67acb35133a93bc6f8e96433.png)
①通过该路口的车辆数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
②早上6时和早上7时通过该路口的车辆数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
③在任意时刻,通过路口的车辆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
④在任意时刻,通过路口的车辆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
依据上述关系式,其中所有正确结论的序号是
您最近一年使用:0次
解题方法
3 . (1)已知函数
,求证:
;
(2)已知函数
在区间
上具有单调性,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd056fe6bde85d1452489f57a7d3bec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf116ecbdb894c1d05d5b3b5203c10a6.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c690505067db9c8f1c19178944cfde7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94430f380be7e63a5ef0072c188772b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
4 . 已知二次函数
的图象过原点,且满足
.
(1)求
的解析式;
(2)在平面直角坐标系中画出函数
的图象,并写出其单调递增区间;
(3)对于任意
,函数
在
上都存在一个最大值
,写出
关于
的函数解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aa7ce6983a3147fee5418459cf7d7ef.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/19/fe85e3ab-a1f2-4264-ae25-1cb2449037d3.png?resizew=200)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)在平面直角坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f790223ffd7df9fb44eb11a4c4ce6542.png)
(3)对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1553f685ec1fa7f96ceb99456d00c335.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f790223ffd7df9fb44eb11a4c4ce6542.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4712903dc7b8c313dcb7578d641c43b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
名校
解题方法
5 . 若函数
在区间
内恰有一个零点,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/056c9930f1f0b75a34f1600c4856eb04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3b1af5d4b930f8989cf63d44768621e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efb71310ec267ea2c2fc0ccaeb2343d0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
6 . 已知函数
(
,且
),从下面两个条件中选择一个进行解答.
①
的反函数经过点
;②
的解集为
.
(1)求实数a的值;
(2)若
,
,求
的最值及对应x的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a04546d92fd165fc1ad2cc82c2dbb25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bac7c28099bfbb7dc2a45ad166eace05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0878cff562bec40a7bd879f81e0c6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bea5cf29ff47f6c64f4537c425e0967f.png)
(1)求实数a的值;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e2eab4171f9c3e73b0e0a1af336cdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/829f3fc2a6b50f762c8378283b56023f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
您最近一年使用:0次
7 . 设函数
的定义域为R,且
,当
时,
,若对于
,都有
恒成立,则t的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c74feb6349eab70751581d88dee8d9c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8642017aa9828592956d57e4a4d79ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75b3dc45bdd896b3b9d53d63f4866a18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/428d18db890d0c383268e2194ce86749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e4f41a6c17472e018f73627b8dc313f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
8 . 已知函数
.
(1)设
,判断并证明函数
的奇偶性;
(2)求关于
的不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/facd59fed0f819c8fe3e993a4d669b26.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0894ffa54f67f6e3c8e1cc1de39a16a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)求关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ade620e7e7174385292536dc37e37744.png)
您最近一年使用:0次
解题方法
9 . 设函数
,对任意给定的
,都存在唯一的
,使得
成立,则a的最小值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9350f336d001fb55b338411361e649a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdb306f14d0d13f90a79e985f2bbe773.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8194eb338a9493e3a9acf4a62687fbdc.png)
A.![]() | B.1 | C.![]() | D.2 |
您最近一年使用:0次
名校
解题方法
10 . 已知函数
和函数
.
(1)若函数
的定义域为
,求实数
的取值范围;
(2)是否存在非负实数
,
,使得函数
的定义域为
,值域为
,若存在,求出
,
的值;若不存在,则说明理由;
(3)当
时,求函数
的最大值
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/679da8a975f3a340f456d205b9da9a42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ddc9f36b8445e3a76b256fb3c993739.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cabfffc9b4a998a011f8e119dac168e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)是否存在非负实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f07fe3c25bebd35177f91805c6a78492.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57b85a97933a1d984f6e484b4021c800.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/119b20f27ee885c82edf447d24cc0cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a959e5ffc2a5c0d8f6c4f1bc6e824885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0867d838f1ce9d5055c2f45d38cb4db7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a90170d7ef5ff6d1d63517c166f7a9.png)
您最近一年使用:0次
2024-02-13更新
|
537次组卷
|
3卷引用:湖北省武汉市新洲区部分学校2023-2024学年高一上学期期末质量检测数学试卷
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