2024高三下·天津·专题练习
1 . 设函数
,若不等式
恒成立,则实数
的取值范围为 __ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a7f6d89ad82ec6c51f00047a5f3864d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b1473b3ac4e00d5a4cf986cc36e01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
2 . 关于函数
有下述四个结论:
①
是偶函数;
②
在区间
上单调;
③
的最大值为
,最小值为
,则
;
④
最小正周期是
.
其中正确的结论有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25b3093924f23b4f4dbb7932596172f2.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d01dc2d99655cf7598837cb0886166ed.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c04f25488ef7eac8d857de8e046226b9.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e2d7c958e99bcd9d7f251c19ee3544.png)
其中正确的结论有( )
A.1个 | B.2个 | C.3个 | D.4个 |
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名校
3 . 函数
的部分图象如图所示,则
的解析式可能为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-12更新
|
325次组卷
|
4卷引用:天津市新华中学2024届高三统练(十一)数学试题
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解题方法
4 . 已知奇函数
在
上是减函数,若
,
,
,则
,
,
的大小关系为( )
![](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/66a275ae7c62ad3383c9c5e2d6499c30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4406723e7378abca7bacf643efcd117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07a4bcf2ffac9c83a53466a667d6b436.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)
A.![]() | B.![]() |
C.![]() | D.![]() |
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解题方法
5 . 已知实数a,b,c满足
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2aa47719b4632d8bf7f10735254dce26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f422de4d051df913e7168cab7d7a85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/463997790f425a028948f60e3555b47c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 已知定义在
上的函数
满足
,且
,则
的解集是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3347a337fa48a0ca315fd72d751123c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3587ff064f9af01371279ab75d22116c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3da8d145624fba6642f5d3c6ae65718.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-03-29更新
|
1191次组卷
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4卷引用:天津市天津大学附属中学2023-2024学年高二下学期3月月考数学试卷
天津市天津大学附属中学2023-2024学年高二下学期3月月考数学试卷天津市南开中学2023-2024学年高二下学期期中学情调查数学试卷(已下线)第二章导数及其应用章末十八种常考题型归类(4)福建省厦门第一中学2023-2024学年高二下学期期中考试数学试卷
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7 . 已知函数
,若
,
,则
的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c31c827df42762ca08611a974117841.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2886fb2992e1504875a1c28364956b15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/496fb82952cc0146e2cbaac1cd91ea40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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|
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2卷引用:天津市十二区重点学校2023-2024学年高三下学期毕业班联考(一)数学试题(滨海新区2024届高三第一次模拟考试数学试卷)
名校
解题方法
8 . 如图是函数
的部分图象,则
的解析式可能为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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|
1061次组卷
|
2卷引用:天津市十二区重点学校2023-2024学年高三下学期毕业班联考(一)数学试题(滨海新区2024届高三第一次模拟考试数学试卷)
9 . 设函数
,若
有四个实数根
,
,
,
,且
,则
的取值范围__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c644290b78dbdda8ec48b137f9c5880.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c342d52fc26cc550a45b80756903bee6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291c25fc6a69d6d0ccfb8d839b9b4462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/365b38a7689a8eede6820cd6f1fe952b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3604274ad6707a906eba371a9e884144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/961ccb40cc85faaed624b76eee6dad19.png)
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10 . 已知偶函数
,则下列结论中正确的个数为( )
①
;②
在
上是单调函数;
③
的最小值为
;④方程
有两个不相等的实数根
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02e99c5267faaf5eae89e481b3c4091b.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c2df754f77604928c25690dde22b753.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb381ac86308c6249bc7e8737cdc668d.png)
A.1 | B.2 | C.3 | D.4 |
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