名校
解题方法
1 . 已知函数
,
图象上两相邻对称轴之间的距离为
;_______________ ;
(Ⅰ)在①
的一条对称轴
;②
的一个对称中心
;③
的图象经过点
这三个条件中任选一个补充在上面空白横线中,然后确定函数的解析式;
(Ⅱ)若动直线
与
和
的图象分别交于
、
两点,求线段
长度的最大值及此时
的值.
注:如果选择多个条件分别解答,按第一个解答计分.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5a9f12fb429e3c7614f2da1d3f5ced8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
(Ⅰ)在①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f51280a3aee771944255bc564bc7613.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3b58f6517eee09cd79f2b232defb14f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6bd33fb95f252ba7e94155276e54d30.png)
(Ⅱ)若动直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/377e0edbae4b1b21c90554b3b2103334.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f45214d63875c8abacf4fe494c442132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
注:如果选择多个条件分别解答,按第一个解答计分.
您最近一年使用:0次
2020-02-20更新
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585次组卷
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4卷引用:辽宁省大连市第二十四中学2023-2024学年高一下学期5月期中数学试题