名校
1 . 若不等式
的解集为区间
,且
,则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c612966c7379f43ca8652727168ec60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eb7f0759565b9d36008d49b627583a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29b1682d55293303a05174673f6498c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d7b75d8c80187ef85202d5caab62d74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
A.![]() | B.![]() | C.2 | D.![]() |
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名校
2 . 已知直线
与圆
恒有公共点,则以下关系式成立的是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66a575f18cb3508d8530535805c905fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88d22c4afd75d76767cbcbc59a3a2436.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11d71379442f28c038d367d49422cf90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次