名校
解题方法
1 . 已知函数
是定义在
上的偶函数,当
时,
,则使得
成立的
的取值范围是( )
![](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/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e27a9b96298117729a6f54d5b829878d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bded0bd71c24755da3399c131ad03aae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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昨日更新
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274次组卷
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2卷引用:甘肃省定西市第一中学2022-2023学年高三上学期第一次月考数学(文科)试题
名校
解题方法
2 . 已知函数
,若关于
的方程
恰有三个实数根,则
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1348dfba8b6ee2d0463a448bc58669b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338316b0fe50fdea0f2f75aec4c990dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
解题方法
3 . 定义在
上的奇函数
满足对任意的
,有
,且
,则不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2e7955c208040d9da06bcb646032186.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/698cf53f76a1d637dfe2732d0a866eec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dec65a2bec3d4296c613a80b3ae41d5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db3588b9426a37da3eb58d2e6a9a39ec.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
4 . 已知函数
的图象如图所示,则不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d72512322b3e0aec3937210739dbf476.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dca19bf2abd30c7c5a3830ed1d7f57be.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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5 . 已知全集
.
(1)求
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d48f6cf51267b05e378fef553c2ab36a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b4287c52490c5278a87bace92a36847.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12090b32e220d7c540c684a008fd5015.png)
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名校
解题方法
6 . 已知函数
,对任意的
有
,且
的最大值为
.
(1)求
的值;
(2)若
,不等式
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d03b273b7ef759a13b182c73a177a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5426cfddad035627e90cf14078220e79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b809c7fd4d5d853c923bfa2e5a855d87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/557bf8537dbdc00c6a1d1a0bae6d5033.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
7 . 已知函数
.
(1)当
时,求
的定义域;
(2)若
的最小值为3,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef598bc99d6028803b17c2c8b0fbd948.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655b06387179d53c1e474fcfcb408b1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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8 . 已知函数
满足
,且
.
(1)求
的解析式,并判断
的奇偶性;
(2)若对任意
,
,
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655edc93542cc9c0a3bad2bc4ac66b2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/926634d86f899dab37e01f0a7e4bd511.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5fc4b242b118b3ba3a246d337cdc834.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08a655cd454807e618127ffb1e3c34d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5981abaf2c2b80a8b8dfc54edb12fa0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
解题方法
9 . 已知
,
,
均为正数,且
.
(1)证明:
;
(2)若
,求
,
的值,并比较
,
,
的大小.
![](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/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a9d6b8819acd3255b5847b232b22a68.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/621f48abde2109af335639d0bfb38560.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e03516bfa3479baee370ac5b4f55dee7.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/6c1d2e5599453f8d4c04369bc8f79962.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43557b716fa38a8aeca410d7c8ba1909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27d377db95a1606ee92ebfd986625fc5.png)
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名校
10 . 某皮鞋厂从今年1月份开始投产,并且前4个月的产量分别如下表所示.
由于产品质量好,款式新颖,前几个月的产品销售情况良好.为了推销员在推销产品时,接受订单不至于过多或过少,需要估测以后几个月的产量.厂里分析,产量的增加是由于工人生产熟练和理顺了生产流程.厂里也暂时不准备增加设备和工人.如果用
表示月份,用
表示产量,试比较
和
哪一个更好一些?(函数模型
,要求用第1,4月份的数据确定
,
;函数模型
,要求用第1,2,3月份的数据确定
,
,
,精确到0.01,
,
)
月份 | 1 | 2 | 3 | 4 |
产量(万双) | 1.02 | 1.10 | 1.16 | 1.18 |
![](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/bee3cbc5bd8c191b020f90da71a14f2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57afc9dd83b97ff76bc579430e04f0b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bee3cbc5bd8c191b020f90da71a14f2d.png)
![](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/57afc9dd83b97ff76bc579430e04f0b8.png)
![](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/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52881be613aa404e553da30d8987cfad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47bb3f35e3db7c1f3a3dd3eb20151b5f.png)
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