名校
1 . 已知
是椭圆
和双曲线
的公共顶点,其中
,
是双曲线上的动点,
是椭圆上的动点(
都异于
),且满足
(
),设直线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fc180d2aa5b1deb6880cde706c803e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc6a509ba407b74d8b5376cfd3cf508.png)
的斜率分别为
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/141c2cdc70061cfa9fb7283fd83047ec.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7aea48c44781a844b5c19191f70f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](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/0ffbc423070f5d7ce2c72229066ee1cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13cffa571d9bf961e7496a98a03d0105.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bd9736828195f010db4e1f0a9dea7a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fc180d2aa5b1deb6880cde706c803e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc6a509ba407b74d8b5376cfd3cf508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69d2b798744645af88a4fa411344a83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c65902e35640cf2c8d4111c36b40145.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68f67adc50da8dbe78a6c75bfa79017a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/141c2cdc70061cfa9fb7283fd83047ec.png)
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5卷引用:2017届吉林省吉林市普通高中高三下学期第三次调研测试数学(理)试卷
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