22-23高二上·上海浦东新·阶段练习
名校
解题方法
1 . 如图,半圆O的直径
,点C在AB的延长线上,
,点P为半圆上异于A,B两点的一个动点,以点P为直角顶点作等腰直角
,且点D与圆心O分布在PC的两侧,设
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/23/c2f90ad0-08fa-4ac1-96fc-21921b2029cb.png?resizew=176)
(1)将线段PC的长度表示为
的函数;
(2)求四边形ACDP面积的最大值,并求取得最大值时
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa7aeb2a8d1437eeb4482c3b6ad9f315.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/177678001b2ccde1db8f57fa5e017002.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19692f3b7b3a02bf61abdafd5cb8c0e4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/23/c2f90ad0-08fa-4ac1-96fc-21921b2029cb.png?resizew=176)
(1)将线段PC的长度表示为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
(2)求四边形ACDP面积的最大值,并求取得最大值时
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43660b1543b3a2b46185f7629d28a963.png)
您最近一年使用:0次
名校
2 . 已知函数
的定义域为D,若存在实常数
及
,对任意
,当
且
时,都有
成立,则称函数
具有性质
.
(1)判断函数
是否具有性质
,并说明理由;
(2)若函数
具有性质
,求
及
应满足的条件;
(3)已知函数
不存在零点,当
时具有性质
(其中
,
),记
,求证:数列
为等比数列的充要条件是
或
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a12ea6f9d2bbcc5a3d7980dbe79922d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c014d6dd9b1ba0c145f08767a6f522b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08c4c03f81039abf2fec0d1d504e7d28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ff8d1a032a46b55227a965e7616b5fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6aa2c51f1ced876167b4f2717c9736a.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/318a16f1950d06e5500c76d8f81a507f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6aa2c51f1ced876167b4f2717c9736a.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab5079e2f37cefb15856bcaf754505cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6aa2c51f1ced876167b4f2717c9736a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f786a5701dc1a8a015e8843c3360151b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d92fe568c519ab69cfe6088070ea17c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fff6e7e2b9f2b68b1647f6350b98dc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a369ce3949b2bd2747a48054f7b951c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78cac409e814b614cb060b6fc41caa85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/389662f03137dce5ad957894ea7d6d6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/808ef8edf6546fb634a902d50545aaed.png)
您最近一年使用:0次
2020-05-21更新
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479次组卷
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