如果函数
的图象过点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae886ce9ea52421d40eed4134b8a46f9.png)
________ .
![](https://img.xkw.com/dksih/QBM/2014/4/28/1571688545214464/1571688550727680/STEM/b2473d884b244bf49978d8b273cd4f3a.png?resizew=88)
![](https://img.xkw.com/dksih/QBM/2014/4/28/1571688545214464/1571688550727680/STEM/1fc1c3ef599b4e129889aa2ac9f84b9b.png?resizew=52)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae886ce9ea52421d40eed4134b8a46f9.png)
2014·上海奉贤·二模 查看更多[2]
更新时间:2016-12-02 23:11:27
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适中
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【推荐1】函数
且
的图象恒过定点P,若点P在曲线
上,且
,则曲线
在点P处的切线方程为__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/202968ad288f569e491d2c0baafe7435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae73b5a73796f7ec1f02c9d49b75e465.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
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【推荐2】函数
(
,且
)的图象必经过的定点是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3de4d8b240381796aa1141b36e5021df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
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解题方法
【推荐1】如图,一质点
从原点
出发沿向量
到达点
,再沿
轴正方向从点
前进
到达点
,再沿
的方向从点
前进
到达点
,再沿
轴正方向从点
前进
到达点
,
,这样无限前进下去,则质点
最终到达的点的坐标为__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f929646bf001ef8af7a84024b720c4a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27699fcd8645757a34bd295b426052be.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04b56e44e4f0424a2b7a45567120a2e4.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/23/198df9db-7140-4f2c-8370-dea2af33b951.png?resizew=175)
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【推荐2】设
为等比数列
的前
项和,若
,
,
,则
的公比的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9645bd4d2002993b90ec6d48f9c04f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ea8d0e50065114b05ef2dc1ea1129cf.png)
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【推荐1】已知数列
.记数列
的前
项和为
.若对任意的
,不等式
恒成立,则实数k的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bee1a165903f557457c96e7924e55fc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee197afa42db4c4382826b540d235a45.png)
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【推荐2】已知数列:
,
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是该数列的第____________ 项.
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