若函数
是偶函数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b01f079990ec71b3ee0e34111830b2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
18-19高三下·广东深圳·阶段练习 查看更多[3]
更新时间:2020-03-09 21:27:34
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相似题推荐
填空题-单空题
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适中
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名校
解题方法
【推荐1】已知函数
的最大值为
,最小值为
,则
的值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f597e4174a6a6b7d53a77a829c4ffa2e.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/0ed83485b04357536c07c06cdd74f149.png)
您最近一年使用:0次
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【推荐2】已知函数
的图象恒过点A,试写出一个满足下列条件的对数型函数
的解析式______ .
①图象恒过点A;②是偶函数;③在
上单调递减.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a40c5295aae54fbcdc2ce9c96ff786a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86135bd40536042536c1c7bed21d0171.png)
①图象恒过点A;②是偶函数;③在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9626dc41063c34f4243b5a637668b0.png)
您最近一年使用:0次
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【推荐3】已知函数
,
,
,
,给出以下四个命题:(1)
是偶函数;(2)
是偶函数;(3)
的最小值为
;(4)
有两个零点;其中真命题的是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9ab6998e6185f855a675bbd44a04bd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a0510d509028eefa7d073fa27947e3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a97b56ef987e773d64d59f089cf1aec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2be19cc44fb16430d102bf5345ebac09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5a90aeba435af22d6bcdb7b91650b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/112d3c32a1a43115e1f57a7c910a7840.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5a90aeba435af22d6bcdb7b91650b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/112d3c32a1a43115e1f57a7c910a7840.png)
您最近一年使用:0次
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解题方法
【推荐1】奇函数
满足
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5215a578933ba72022450a6d3a37d14.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc59d03ca63deef78ba8702a25b9ceb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74c88d8708260ed113f33d5bb12f8588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5215a578933ba72022450a6d3a37d14.png)
您最近一年使用:0次
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解题方法
【推荐2】设函数
的定义域为
,若存在非零常数
使得对于任意
有
且
,则称
为
上的
高调函数.对于定义域为
的奇函数
,当
,若
为
上的4高调函数,则实数
的取值范围为________ .
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/13635525b3af426ea5089d0aa4f80125.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/aea57ad332a646578cfbf75811c0bb2c.png?resizew=17)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/09ebc8e7c1104d659a73f871316373b6.png?resizew=9)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/337e54a16e3245089b4edb1924f8f5e7.png?resizew=105)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/3026bfc2c1584ccbaeed006e4bcd471f.png?resizew=60)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/7952efed471d41ed82ee1ab41d965e82.png?resizew=101)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/13635525b3af426ea5089d0aa4f80125.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/6012f6ac9600457cbc2cf48443593851.png?resizew=21)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/09ebc8e7c1104d659a73f871316373b6.png?resizew=9)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/834c3fbc21a94867997a86e423892eac.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/13635525b3af426ea5089d0aa4f80125.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/a6d1a92afcec40aa9b3987a641e7bdd9.png?resizew=167)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/13635525b3af426ea5089d0aa4f80125.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/834c3fbc21a94867997a86e423892eac.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570686075109376/1570686080483328/STEM/1415481e98ff431a92647c11dcd39a86.png?resizew=13)
您最近一年使用:0次
填空题-单空题
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适中
(0.65)
解题方法
【推荐1】若关于x的函数的最大值和最小值之和为4,则
您最近一年使用:0次
填空题-单空题
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适中
(0.65)
解题方法
【推荐2】已知函数
是奇函数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc54f6534b9e2bcf4f172ecb5d0a1db9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次