已知:函数
.
(1)求
的值;
(2)设
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/854392378b6b054b451efeac4e03d08b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e73f0029d30bffaa6c931e1fce3d0c.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d92898714999363bc15f0fc4838acec9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b433379cbb33024ec6018441d93d156c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05a20492c0adba7a22d610eae540aafe.png)
12-13高三上·上海·期末 查看更多[1]
(已下线)2012届上海市崇明县高三第一学期期末考试数学
更新时间:2016-12-01 13:43:49
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解答题-计算题
|
适中
(0.65)
解题方法
【推荐1】化简:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0c317deb71989b3c6f52ccd1a125176.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09ba14c8e0286a42225e37192a5dba52.png)
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解答题-证明题
|
适中
(0.65)
名校
【推荐2】将函数
在区间
内的全部极值点按从小到大的顺序排成数列
.
(1)求数列
的通项公式;
(2)设
,数列
的前n项和
,求证:数列
为等比数列,并求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09bce6365596a34ca09b2caf4b10321e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8938db94f49dcbe0c383fba0241bb0da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63c6e0c2d16cda7e8b2b8c588adeb8ae.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d0df7481a362785ab2e02f156c7b65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
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解答题-问答题
|
适中
(0.65)
名校
【推荐2】已知函数
.
(1)求
的对称中心及单调递减区间;
(2)将
图象上所有点的横坐标变成原来2倍(纵坐标不变)得到函数
,若
,且
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5c51e13a85953ae9d545d2f31ef5dfa.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a3770ef8072f4fda32e8eea4128dade.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c35d1c8faf8efaa1544a07e5688303ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
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