1 . 已知双曲线
的左焦点为
,右顶点为
,过点
向双曲线的一条渐近线作垂线,垂足为
,直线
与双曲线的左支交于点
.
(1)设
为坐标原点,求线段
的长度;
(2)求证:
平分
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/577df5b63a38ff7913e408b0d36488ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb26d84907c923278ac4626a9d58947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f832c7fb2ef808457e2543466cbc1f5.png)
您最近一年使用:0次
2021-06-02更新
|
441次组卷
|
3卷引用:安徽省滁州市定远县育才学校2021-2022学年高二(实验班)下学期开学摸底考试数学试题
安徽省滁州市定远县育才学校2021-2022学年高二(实验班)下学期开学摸底考试数学试题安徽省马鞍山市2021届高三下学期第二次教学质量监测理科数学试题(已下线)3.2 双曲线-2021-2022学年高二数学尖子生同步培优题典(苏教版2019选择性必修第一册)
名校
2 . 已知圆
与圆
关于直线
对称,且点
在圆
上.
(1)判断圆
与圆
的位置关系;
(2)设
为圆
上任意一点,
,
三点不共线,
为
的平分线,且交
于
.求证:
与
的面积之比为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6435c32c37be871ac5979fef58a92d5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/599002fa5c20ea8f0f51f0c6df5c1ec6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(1)判断圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f18b56b270612d6fa696a5c1a76dfe6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01225eca2322a6136314dedadcafa994.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4505508b3e36db64a207dcdaf8eb22dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb686e4f5e3938575bc547e849d5513f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c965f16192e57a8079a40a0304ef339b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1269ea1057c555e256a8ea4a717e0f0.png)
您最近一年使用:0次
2016-12-04更新
|
610次组卷
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4卷引用:安徽省太和中学2017-2018学年高一下学期开学考试数学试题2