17-18高二·全国·课后作业
名校
1 . 已知点
为抛物线
的焦点,
为原点,点
是抛物线准线上一动点,点
在抛物线上,且
,则
的最小值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28c9c1fc1ba184e358a80bdd7538d92a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/157c4a262379cd672b3e7d4b924cf0d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e427c720096a805f5db9b658b931691f.png)
A.6 | B.![]() | C.![]() | D.![]() |
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2018-11-14更新
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6卷引用:山西省吕梁市孝义市2019-2020学年高二上学期期末数学(文)试题