名校
1 . 已知函数
.若过原点可作函数的三条切线,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3de265827e1a5916ed3c0da2ce0781b8.png)
A.![]() | B.若![]() ![]() |
C.![]() | D.若![]() ![]() |
您最近一年使用:0次
2024-03-07更新
|
559次组卷
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2卷引用:江苏省无锡市江阴长泾中学2023-2024学年高二下学期3月阶段性检测数学试卷
名校
解题方法
2 . 已知函数
在
,
处分别取得极大值和极小值,记点
,
,
的图象与
轴正半轴的交点为
.若
的外接圆的圆心
在以
为直径的圆上,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8891b020f1575f67dd27c5698ffa42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/971905ea129aec0ca7c325f60260c7e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd86badb20015aa65328fda1e43a117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45dddee525114c09ee0d1205aed6e7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b3b54e0dcdc081d45fb3df933cddc29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
2023-11-26更新
|
181次组卷
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2卷引用:江苏省南通市海安市2023-2024学年高三上学期期中学业质量监测数学试卷