名校
解题方法
1 . 设
,
,
,则
的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb3e2274288267aa73ddb003b040962c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4e08b5af66e6e93886a7472cf8b7a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9490c299f7753b55d7885ba9bcace0eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
2 . 已知定义在
上的函数
关于
对称,且
关于点
对称.当
时,
,则下列说法正确的是( )
![](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/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e356a6e54a669fda721085096c8416db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcac1e85463a3177f487d896b3d1d24c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2560cf974cde02ebbd97f02e2b5a7411.png)
A.函数![]() |
B.函数![]() ![]() |
C.![]() |
D.当![]() ![]() ![]() |
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名校
解题方法
3 . 已知
(
且
)是指数函数.
(1)求关于x的不等式
的解集;
(2)函数
在区间
上的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/443f79de69ddf3a3e9871366804aadd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)求关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9af3805f722964d881a001cc5936b5fb.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f4b026104086da528964fa6c9d56ded.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02a43ded43fac49796bcc2142670802c.png)
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