已知抛物线
的焦点为
,过抛物线在第一象限上的一点
的切线为
,过
点作平行于
轴的直线
,过焦点
作平行于
的直线
交直线
于点
,若
,则直线
的方程为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ae817597d18263d16da116fdeb5abe7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
更新时间:2021-04-01 22:09:30
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【推荐1】已知函数
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【推荐2】曲线
在点
处的切线方程为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81337b58ca24595a93272c13c7f10744.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5db94027c00b75b1a301716940643d88.png)
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填空题-单空题
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适中
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名校
解题方法
【推荐1】已知抛物线
的焦点分别为
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分别在(
上,且线段
平行于x轴.若
是等腰三角形,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c84a09595eabd6ae21a2e8faa7465c.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b770694fad4420c122b3cc48377d77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c84a09595eabd6ae21a2e8faa7465c.png)
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解题方法
【推荐2】已知抛物线
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,
交
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,
与
轴平行,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd05d243091ba3ec8da3d33fc5956e2.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa86bb796035e1150a4788d943ba783e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb26d84907c923278ac4626a9d58947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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