1 . 已知函数
,则正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66f30645702170b2c2e544af273fd859.png)
A.![]() |
B.![]() |
C.函数![]() |
D.当![]() ![]() ![]() |
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2 . 已知函数
的定义域为
,且
,
,
,则下列说法中正确的是( )
![](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/df0d81b6385b2e0018a5c91a0887a6db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249a976e88133f3b3733f09137cf5c42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dec65a2bec3d4296c613a80b3ae41d5e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3 . 函数
的定义域为
,对任意
,恒有
.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f71599cd707909eb30d2a54be7f8c966.png)
___________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e663df07f3e3e4c32c752189dd66940.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e64541d7f445079207b6f671adc7d662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86d41a210e61d9a8a6c8426d12ba55ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51e817f37f5a814e856ebc4a16d676ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f71599cd707909eb30d2a54be7f8c966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e663df07f3e3e4c32c752189dd66940.png)
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4 . 已知
是奇函数,当
时,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6191663cbb306b5d94adeb8690a2fb97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/835465790039f65f7ab8a21e4c2254a0.png)
A.1 | B.2 | C.3 | D.4 |
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2024-06-12更新
|
819次组卷
|
2卷引用:广东省揭阳市惠来县第一中学2023-2024学年高二下学期6月月考数学试题
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5 . 直线
过函数
图象的对称中心,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d473707f01512369d6566bab0103149d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b2c4aeb4675c5e6c3b366229e53f88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4741556c029b5811318746d837cf246.png)
A.9 | B.8 | C.6 | D.5 |
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2024-06-11更新
|
1197次组卷
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3卷引用:广东省华南师范大学附属中学2024届高三下学期模拟测试(一)数学试题
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6 . 函数
的图像大致为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dd672883afe50a1609e909f897f3200.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-06-11更新
|
1119次组卷
|
2卷引用:广东省六校(北江中学、河源中学、清远一中、惠州中学、阳江中学、茂名中学)2023-2024学年高一下学期联合质量监测考试数学试题
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7 . 设函数
的定义域为
,对于任意给定的正数
,定义函数
,则称
为
的“卫界函数”,若函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78d1d380e5245af71ca0ff0365b409cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f2946a7534efd9f82acabe2bf7cc12d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e7c7debdf9905b44ff41d808a09d1ff.png)
A.![]() | B.![]() ![]() |
C.![]() ![]() | D.函数![]() |
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8 . 已知
是定义在
上的函数,
,若对
有
,
成立,则
( )
![](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/2ed670b1f668778c6243f3f7470ee7d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ff5474708041244835175778925a7ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14cfc18fc7f69941839a96da19a5eb34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7c27276ab85890b48041da7dd8a33a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/833eac97f0f8860e8249e14b7660dc5c.png)
A.72 | B.75 | C.77 | D.80 |
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解题方法
9 . 已知函数
的定义域为
,
,且函数
为偶函数,则下面说法一定成立的是( )
![](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/63d3b3d4c533b9edce7def63b3cc4547.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92146c133ba2bdbda499f5af2bdda022.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() |
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解题方法
10 . 已知
是定义域为
的偶函数,
,
,若
是偶函数,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac87434324956e4145e38ad92a1aa95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bf5c730b80b168236be6fbe99ba6dfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4be191e11f958c60ed83d4f35684ca39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10f840aba79ff3352e9d2591d5eaa5e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a7792f72d67f183e04f1a8568e1d722.png)
A.![]() | B.![]() | C.4 | D.6 |
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2024-05-31更新
|
595次组卷
|
2卷引用:广东省韶关市乐昌市第二中学2024届高三下学期保温测试(5月模拟)数学试题