已知函数
在
上是增函数,
,若
,则x的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c9589f0f76da55001a64079a8143dfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0b927fd30a8564113354169aafad6ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1d16836db6d0ae13c5360715ffa5524.png)
A.(0,10) | B.![]() | C.![]() | D.![]() |
17-18高三上·甘肃白银·阶段练习 查看更多[2]
更新时间:2017-11-14 12:34:19
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单选题
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适中
(0.65)
【推荐1】已知定义在
上的奇函数
满足
,且在区间
上是增函数,则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f6bfdb24ecf5da863405c2b40936ff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f398db979dae4909c8ac4b59675253ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad60f9854e7c02bc7afcc68270e9017.png)
A.![]() | B.![]() |
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您最近一年使用:0次
单选题
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适中
(0.65)
名校
解题方法
【推荐2】已知
,若
,恒有
,则实数a的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a47265f735abd8946ded42d88f32e1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a99d10e5dee63e75565eee5548bc810f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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单选题
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适中
(0.65)
解题方法
【推荐1】已知定义在
上的偶函数
的导函数为
,若
,且当
时,有
,则使得
成立的
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
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A.![]() | B.![]() |
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您最近一年使用:0次
单选题
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适中
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名校
【推荐2】定义在
上的奇函数
满足
,对任意的实数
且
时,都有
,则不等式
的解集为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f149c425ef684f8b8da6243c6bcb0df6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecaf15f775bd33cc59d4fb510c16977b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53a57d6d7b74ae630e6ce3b43afe6060.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42a7829d5c46bbc6659db1991d70ce6a.png)
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适中
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【推荐3】已知定义域为
的函数
满足以下条件:
①
;
②
;
③
.
则
成立的
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6957b009eae0af6bd673ed077b5e830.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2c0f05773123ba547d3c3601f846f16.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef2635c6e599f816c706e471a3c197d5.png)
则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/875e98533234f2c43ab41bd7ce227235.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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