1 . 若二次函数
有两个零点
、
,则
,类比此,若三次函数
有三个零点
、
、
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f46a13297035069791fec890b2d7f7b.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1bd0587f5d6a3b5db9e4a93e0dbc0ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4b706aac27447edccb273fb278c7af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e747c6b39c2ebda5cbdcd538f900e6ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291c25fc6a69d6d0ccfb8d839b9b4462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f46a13297035069791fec890b2d7f7b.png)
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2 . 对于问题“已知关于
的不等式
的解集为
,解关于
的不等式
”,给出一种解法:由
的解集为
,得
的解集为
,即关于
的不等式
的解集为
.思考上述解法,若关于
的不等式
的解集为
,则关于
的不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5f28031b036e4a37be931d5ff28368.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c7b74fd862d7e3f35e40ae1f626c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f41563598c0fd893422c087bb3bd31e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5f28031b036e4a37be931d5ff28368.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c7b74fd862d7e3f35e40ae1f626c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94c4802cba802cc152a196c3ea614c54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29f48e1c656aace41360467f254e359d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f41563598c0fd893422c087bb3bd31e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29f48e1c656aace41360467f254e359d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b527d3a72e43cb15d69d22b406217eec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dc193c7d67ef87c288e8f70092486e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4f4d1bc6eb7a791fcd6a990fca05f3c.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2017-10-21更新
|
391次组卷
|
3卷引用:福建省三明市第一中学2018届高三上学期第一次月考数学(文)试题
福建省三明市第一中学2018届高三上学期第一次月考数学(文)试题(已下线)2010年广州市执信中学高二第二学期期末考试数学(理)试题辽宁省沈阳铁路实验中学2018-2019学年高二下学期期中考试数学(理)试题
14-15高三上·广东·阶段练习
名校
解题方法
3 . 已知点
,
是函数
的图像上任意不同的两点,依据图像可知,线段
总是位于
两点之间函数图像的上方,因此有结论
成立,运用类比的思想方法可知,若点
,
是函数
的图像上任意不同的两点,则类似地有_________ 成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/341806cab57cddfd1d44ba7a5b1e13ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc6212ed0184e8e846536169c1771dad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09ce1429e6f291ee2a9cffaecd559f83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b7601981ecfc05d3abaec3b756f60f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad12b26ef2924577479519566104e6f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db876bc9ea4e513efc23ee79ca74668e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a42ed031f2c443efe908f7f631506b85.png)
您最近一年使用:0次
2016-12-03更新
|
224次组卷
|
5卷引用:2015届广东省实验中学高三上学期第一次段考文科数学试卷