已知
、
两点关于
轴对称,且点
在双曲线
上,点
在直线
上,设点
的对称点坐标为
,则二次函数
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c190daf6e3d1cdd5019c3f50a4f842e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c608def11fa0e2b34f05592ef1d11fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4562f3225c98cf5cb11b47d98c9cc9c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8d66f459465c6758241b5acae5afda.png)
更新时间:2022-09-14 13:39:10
|
【知识点】 求二次函数的值域或最值
相似题推荐
填空题-单空题
|
较易
(0.85)
解题方法
【推荐1】已知
、
是单位向量,且
,设向量
,当
时,
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2868a9fe011f56a80c9d1a8ee4604d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36fe4e713c108e118522a99ecd683924.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9675e0b50a3fc4448af82be6fc374dd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0af18326eda1ac67381c8047f2225030.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54fa6c3f9a042c3e852f4b9a7325817b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8aea5095b28ccd541f92099975345aab.png)
您最近一年使用:0次
填空题-单空题
|
较易
(0.85)
名校
解题方法
【推荐2】已知函数
,若
,
,
,则实数
的取值范围是 ____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb282fb5d1a04a6d594a9927c51a4ade.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f26ccf6a3402a01a98cfa60218a2be2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be3737e43b7eb3dd44dfd22c715a0c97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29f5020d133f458912dc3da22b8127d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次