解题方法
1 . 已知点
在幂函数
的图象上,设
,则
的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c50ef9879e7c1b46784c80982e9fb77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f98703a94efdf092738b9b9cc431b2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddf81a9e01b992015b3d0a490b3de221.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2 . 下列说法正确的是( )
A.已知![]() ![]() ![]() ![]() ![]() |
B.函数![]() ![]() |
C.函数![]() ![]() |
D.已知函数![]() ![]() ![]() ![]() |
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3 . 给出下列四个函数:①
;②
;③
;④
.其中在
上是增函数的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26af862ac8e4e2fe03204b0463a7a789.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ede389b43c78417912542746d91d00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e6e38720dfaee832067188cc5e8db54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/065694d76ffd5570656436d9edfd75ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
A.0个 | B.1个 | C.2个 | D.3个 |
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2023-11-29更新
|
461次组卷
|
2卷引用:四川省宜宾市叙州区第一中学校2024届高三上学期一诊模拟考试数学(文)试题
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4 . 下列函数中,是奇函数且在定义域内单调递减的是( )
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
5 . 下列函数中,在其定义域内既是奇函数又是减函数的是( )
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
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解题方法
6 . 已知
,若幂函数
为奇函数,且在
上严格单调递减,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251dff989f7d60db751b73033dee269.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2839c58ea50052a9573b7f4fb5022501.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10a4f3288ec83678a6b570950f78e903.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1da38dbb724de50ba9b0ab5a805482e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251dff989f7d60db751b73033dee269.png)
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7 . 已知
,若函数
的值域为
,则
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7af05c4c68952c3294d9654284776fdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-01-22更新
|
691次组卷
|
2卷引用:湖南省岳阳市2023-2024学年高一上学期期末数学试题
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解题方法
8 . 已知幂函数
在
上是严格减函数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ba8f257a2e836d6246aa3942bb84a8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1fffc09436fc69d785b550a7aa2299b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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9 . 如图的曲线是幂函数
在第一象限内的图象.已知
分别取
,
,
,
四个值,与曲线
、
、
、
相应的
依次为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/e31b9947-7cf7-4731-b2cb-9f8402096493.png?resizew=144)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d7feae43c4b975b0fd2ae14f0286dc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3389f53711264b0acba3ba6019f8b908.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab94459e87c666facddbe1a23ae1899d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/384bef25d6a7f4c661e83498628c1409.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/e31b9947-7cf7-4731-b2cb-9f8402096493.png?resizew=144)
A.![]() ![]() ![]() ![]() | B.![]() ![]() ![]() ![]() |
C.![]() ![]() ![]() ![]() | D.![]() ![]() ![]() ![]() |
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解题方法
10 . 已知幂函数
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6d2ac1c2f47eeba8475c664c6a70e7a.png)
A.![]() |
B.当![]() ![]() ![]() |
C.若幂函数![]() ![]() ![]() ![]() |
D.函数![]() |
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