名校
1 .
,且
.
(1)方程
在
有且仅有一个解,求
的取值范围.
(2)设
,对
,总
,使
成立,求
的范围.
(3)若
与
的图象关于
对称,求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89a615271711750f4e18797f6c45404a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/221d133bc38df7ae4bf1717cb3ca12d4.png)
(1)方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e029124b4cd659d0596a955e6b93ce5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8284604d4499d6ee65dbefed20c7800f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6b324aceadfd941605fa757a5ea014c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e21dc6fe0ae3b5c607b274227b547e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a58a804ac94af91bb076b7bf3184a24c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec6154e00013d9dee84c0e941f676ea9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b28dd80f024a2ad50d7d5838a1cd80c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eb89f9fa268fc91676108a58c29e114.png)
您最近一年使用:0次
2023-05-21更新
|
1197次组卷
|
6卷引用:辽宁省沈阳市第十一中学2022-2023学年高一下学期4月月考数学试题
辽宁省沈阳市第十一中学2022-2023学年高一下学期4月月考数学试题江西省吉安市双校联盟2022-2023学年高一下学期期中考试数学试题(已下线)专题5.9 三角函数全章八类必考压轴题-举一反三系列(已下线)专题5.4 三角函数的图象与性质-举一反三系列(已下线)第七章 三角函数(压轴题专练)-单元速记·巧练(沪教版2020必修第二册)(已下线)模块四 专题2 重组综合练(江西)(北师版高一期中)
名校
解题方法
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a296c144fc9626f81ae59d6dc1d6a80.png)
的图像;
(2)求
;
(3)求方程
的解集,并说明当整数
在何范围时,
.有且仅有一解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a296c144fc9626f81ae59d6dc1d6a80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/981db5e1425f4510580273488f6e1fd0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/549f9c4a708ba21ecadd712e2df626a4.png)
(3)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b7bff9b2431134f7683a9cc4e68acd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb291880ef86317d079c0e0b349403e5.png)
您最近一年使用:0次
2023-12-09更新
|
189次组卷
|
6卷引用:黑龙江省齐齐哈尔市克东县第一中学2023-2024学年高一上学期12月月考数学试卷
3 . 满足下面两个条件的整数
的所有取值之和为( )
①关于
的不等式组
的解集为
;
②关于
,
的二元一次方程组
有正整数解(
,
均为正整数).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
①关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb8133647936517c331afa76f2405ea6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
②关于
![](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/d321103b24a6e7175d37441d0c6aeb8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
A.9 | B.8 | C.7 | D.6 |
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4 . 对于实数
,
的不同取值,求关于
的方程
的解集.
![](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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a951f2a78ac3870b285128055f091e99.png)
您最近一年使用:0次
名校
解题方法
5 . 下列命题正确的是( )
A.若不等式![]() ![]() ![]() |
B.集合![]() ![]() ![]() ![]() ![]() ![]() |
C.已知集合![]() ![]() ![]() ![]() |
D.设集合![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
6 . 下列命题中正确的是( )
A.已知函数![]() ![]() ![]() ![]() ![]() |
B.已知定义在![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
C.函数![]() ![]() ![]() ![]() ![]() |
D.函数![]() ![]() ![]() |
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7 . 已知二次函数
.
(1)该函数图象上有两个点
,当
时,y随x的增大而增大,对任意的
,都有
恒成立,求a的取值范围.
(2)已知
,若抛物线与线段AB只有一个交点,求a的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1911154b19d51f938410908dc2b3eb12.png)
(1)该函数图象上有两个点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35115e581c859d8fd22653883ebd35ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b27f27cbb8185c1974d715ff95f8801c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ae082c6866016aeac6b235da55a7611.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2e57263b90585f718115ce7610d5790.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f8b751f0a6dc46675b9df1ccc5f32b.png)
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8 . 噪声污染问题越来越受到人们的重视.我们常用声压与声压级来度量声音的强弱,其中声压
(单位:
)是指声波通过介质传播时,由振动带来的压强变化;而声压级
(单位:
)是一个相对的物理量,并定义
,其中常数
为听觉下限阈值,且
.
(1)已知某人正常说话时声压
的范围是
,求声压级
的取值范围;
(2)当几个声源同时存在并叠加时,所产生的总声压
为各声源声压
的平方和的算术平方根,即
.现有10辆声压级均为
的卡车同时同地启动并原地急速,试问这10辆车产生的噪声声压级
是多少?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/501ac320d90eea554d83e8324c9d2cdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d3951b932908631043c92e8611c315f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca586d4c35ce52dec4b545cf13ee0721.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbf1c17cfc8419255b5a21c97cdd1514.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3606c4a853a6a34cb7f33bea81b15a1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e609cd67239d5e2dff7f0ab2075cf775.png)
(1)已知某人正常说话时声压
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ceb35ce23872a70804353a566510aed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d3951b932908631043c92e8611c315f.png)
(2)当几个声源同时存在并叠加时,所产生的总声压
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/366302bf9940078a1577fe018ca85e5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8758ade734dabff565e973fd5f533d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f29642bd0dbdb8f0e47afbec42ce460a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d3951b932908631043c92e8611c315f.png)
您最近一年使用:0次
名校
9 . 在研究函数过程中,经常会週到一类形如
为实常数且
的函数,我们称为一次型分式函数.请根据条件完成下列问题.
(1)设
是实数,函数
,请根据
的不同取值,讨论函数
的奇偶性,并说明理由;
(2)设
是实数,函数
.若
成立的一个充分非必要条件是
,求
的取值范围;
(3)设
是实数,函数
,若存在区间
,使得
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9796db5f297d4023eac8d1aa4739c99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b744e7cd7496125a9bcd6b756d09ebff.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa1944af8ede16275cdcbe721a81870d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8aade587301e484fe76bdf87e6d5b03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0527a896aec4a245945e5edee00deed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d47f8d234c1df11e957b9bd7d3f2da47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fe2a076aa933bf55763c67b8734b1ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af24aeacd2576456cc192826ecd5b107.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fcc3c97c6d73f7ef44b90ec6f3065ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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2023高三上·全国·专题练习
10 . 下列结论正确的是( )
A.东南方向与南偏东![]() |
B.若![]() ![]() ![]() ![]() |
C.从![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
D.俯角是铅垂线与目标视线所成的角,其范围为![]() |
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