名校
1 . 已知
是奇函数,当
时,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fe3f6ea6ef7ff00cdc4ec62f28a8d03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1893ec3241bbeb7909e5a1ecfb7c1760.png)
A.6 | B.-6 |
C.2 | D.-2 |
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2 . 定义在
上的偶函数
在
内单调递减,则下列判断正确的是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/781baa37df9e57dca049ee0f7c8b2122.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3 . 若f(x)=2x+a×2﹣x为奇函数,则a=_____ .
您最近一年使用:0次
2016-12-04更新
|
363次组卷
|
2卷引用:西藏自治区日喀则市南木林高级中学2019-2020学年高三毕业班第六次月考数学试题
13-14高三·西藏拉萨·阶段练习
4 . 奇函数
的定义域为R,若
为偶函数,且
,则![](https://img.xkw.com/dksih/QBM/2016/4/22/1572601060786176/1572601066520576/STEM/9278419f8136485a84f67c981794360d.png)
![](https://img.xkw.com/dksih/QBM/2016/4/22/1572601060786176/1572601066520576/STEM/89be188965e847818992d8d62f2048fa.png)
![](https://img.xkw.com/dksih/QBM/2016/4/22/1572601060786176/1572601066520576/STEM/a93a0219a73c4725a9e8bbf4f88adac5.png)
![](https://img.xkw.com/dksih/QBM/2016/4/22/1572601060786176/1572601066520576/STEM/0fd055bc22254849b59d952e01967c84.png)
![](https://img.xkw.com/dksih/QBM/2016/4/22/1572601060786176/1572601066520576/STEM/9278419f8136485a84f67c981794360d.png)
A.-2 | B.-1 | C.0 | D.1 |
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5 . 已知
是偶函数,当
时,
.
(1)求
的解析式;
(2)若不等式
在
时都成立,求
的取值范围.
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252721152/STEM/340390191bfb4696a56bca502d26a0ff.png)
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252721152/STEM/2e2a780f1103440cb67e3386077ee2bb.png)
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252721152/STEM/fc3d8ea247214f5fb43daacd37f4e7cc.png)
(1)求
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252721152/STEM/e9f068791b33454bbcfebcaaaa35e176.png)
(2)若不等式
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252721152/STEM/d087e64f62854ec79733b30a429018f1.png)
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252721152/STEM/5c62598bf8d8482eb72afd5cc09365b2.png)
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252721152/STEM/eb56260e64da47b09355021ca43e768b.png)
您最近一年使用:0次
2016-12-04更新
|
279次组卷
|
3卷引用:2017届西藏拉萨中学高三上学期月考一数学(理)试卷
6 . 下列函数中为偶函数的是
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2016-12-03更新
|
212次组卷
|
3卷引用:2017届西藏拉萨中学高三上学期月考一数学(理)试卷