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1 . 已知直线
(
为参数)与圆
(
为参数)相切,则直线的倾斜角为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/490f097e98c2e17d30ef95137e955884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3db9457dfff013af94660ac11b95c36b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
A.![]() ![]() | B.![]() ![]() | C.![]() ![]() | D.![]() ![]() |
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2018-12-09更新
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638次组卷
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4卷引用:四川省资中县第二中学2022-2023学年高三上学期开学模拟理科数学试题