名校
解题方法
1 . 设
为双曲线
:
上一动点,
,
为上、下焦点,
为原点,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22df7f36d2d26a4624d47e65d675614.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
A.若点![]() ![]() |
B.若过点![]() ![]() ![]() ![]() ![]() ![]() |
C.若点![]() ![]() ![]() ![]() ![]() |
D.过![]() ![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2023-09-29更新
|
808次组卷
|
4卷引用:浙江省名校协作体2022-2023学年高二下学期联考数学试题
浙江省名校协作体2022-2023学年高二下学期联考数学试题浙江省宁波市鄞州中学2023-2024学年高二上学期期中考试数学试题(已下线)模块三 专题4 圆锥曲线中的最值和范围问题(高二人教A)(已下线)专题3.2 双曲线(5个考点十大题型)(3)
2 . 已知点F为双曲线
的右焦点,过F的任一直线l与
交于A,B两点,直线
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/19/56a394b6-6d58-414f-b345-3a058c042d1d.png?resizew=172)
(1)若
为曲线
上任一点,且M到直线
的距离为d,求
的值;
(2)若
为曲线
上一点,直线MA,MB分别与直线
交于D,E两点,问以线段DE为直径的圆是否过定点?若是,求出定点坐标;若不是,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/997b7f23035c886279a2ce47138f2116.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/201f83b547c6e4d24ae1b579c62e1ad7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/19/56a394b6-6d58-414f-b345-3a058c042d1d.png?resizew=172)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d259822ab64b8626f3893b8432673358.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e976c8bf16c2edc1cfd82f41343271e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb4b8587cbcbb5f9627512d504cf09e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
您最近一年使用:0次