1 . (1)解不等式
;
(2)已知
、
,求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2892d1a7e3c2cf242223080f4913c7df.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90e8d5d7fed033f48270b1ff825fcd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e55efea0b1e368e3cdae6b2be0516d9.png)
您最近一年使用:0次
解题方法
2 . (1)解不等式
;
(2)设
,且
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9395527fd5a770e0c7d7860205576152.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/846fed98a219097783e0ca2f41483cac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751e274e9107d780c39ba9c49d6daefb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17f917a19a15bceb9a3769e59e25dd9c.png)
您最近一年使用:0次
2017-03-06更新
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411次组卷
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4卷引用:2016-2017学年河南省平顶山市高二上学期期末调研考试数学(文)试卷
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