记号
表示
,
中取较大的数,如
.已知函数
是定义域为
的奇函数,且当
时,
.若
时,
的最大值为1,则实数
的值是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f98aab692b27cfc120481faa6525474d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/563d6edf4e17adf966f50a2e919f0212.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c88645f5a32f268b8fcdbeba5f032de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
20-21高一上·浙江嘉兴·期中 查看更多[3]
更新时间:2020-11-22 15:57:47
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相似题推荐
填空题-单空题
|
适中
(0.65)
解题方法
【推荐1】已知定义在
上的偶函数
在区间
上单调递增.若
,则
的取值范围是__________ .
![](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/5ed2f490aac02631c2ed9e6b76354a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fddfeb64f006b3c2fa146454b1036009.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
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【推荐2】已知函数
是定义域为
的偶函数,当
时,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79d4115a8e9108e302e98b8dae3dcb92.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff6838d84b68c6f0d3b93b196d9b08d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79d4115a8e9108e302e98b8dae3dcb92.png)
您最近一年使用:0次
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【推荐3】已知定义域为
的函数
既是奇函数,又是周期为3的周期函数,当
时,
,则函数
在区间
上的零点个数是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933093b52cca887f597cbe22a5467b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0914f7548d81049cc97cca1d5d9436b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/547dd1a97853ea2df3da9b168c45fdff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87a64b1cff227605294bc1be2adfb84.png)
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【推荐1】拓扑空间中满足一定条件的图象连续的函数
,如果存在点
,使得
,那么我们称函数
为“不动点”函数,而称
为该函数的不动点.类比给出新定义:若不动点
满足
,则称
为
的双重不动点.则下列函数中,①
;②
;③
具有双重不动点的函数为_______________ .(将你认为正确的函数的代号填在横线上)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66f66a2b3d90f0d935d6c8ebaf675349.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5980f861d6c2c86b41267ea1e3df2e5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ea5af86d4883390c93905cf10a0fa1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d1f2954595d272c6ce6690e943dd30c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b53f2666e21f6f51785bde4fad95c35.png)
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【推荐2】函数
的定义域为A,若
且
时总有
,则称
为单函数.例如,函数
是单函数.下列说法中:
①函数
是单函数;
②函数
是单函数;
③若函数
为单函数,
且
,则
;
④若函数
是A上的单函数,则
是A上的单调函数.
其中所有正确说法的序号是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcc342b78b8c829d22ef5325354abed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/859458471c86ae39e0cc42d2d960d03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f333263260646c494225db8a7476c00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce56f787a444a5d0d9d805836c96489.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9fdfd6b3ff1d422f28bbda417264c6.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd70f27751f739b3810cf620e7b227ee.png)
③若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcc342b78b8c829d22ef5325354abed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f27822887caad20f3a075ca2fb74155c.png)
④若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
其中所有正确说法的序号是
您最近一年使用:0次
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解题方法
【推荐1】若函数
的值域为R,则a的取值范围是 .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e38409b28035f2ca83e1d4968884323.png)
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解题方法
【推荐2】已知函数
的值域为
,则实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41c4c03fb568c144697fccb9fb6c09a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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【推荐3】已知函数
,当
时,
的取值范围为
,则实数
的取值范围是 .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/900a7832d7b4d0947c4e09f04c135937.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f06290424cb92f552fb4ff2ab8c332.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/699dd26f1b8ff4861af1a00fa3050b47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次