1 . 抛物线
的焦点到直线
的距离为
,点
是
上任意一点,点
是圆
上任意一点,则
的最小值是______ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b979396a703fb14715ba39232f5786a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f53a5697ce20676bc2faae0b31ce43f8.png)
![](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/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44679bce14c3c168937ebd0949e29c5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084cf5ffced059f5653ee2a1023518b7.png)
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2023-01-15更新
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2卷引用:内蒙古通辽市重点校2022-2023学年高二下学期适应性考试数学(理)试题