14-15高二上·江西赣州·期末
1 . 设
、
两点的坐标分别为
、
,条件甲:点
满足
; 条件乙:点
的坐标是方程
的解. 则甲是乙的
![](https://img.xkw.com/dksih/QBM/2014/6/24/1571796334575616/1571796339908608/STEM/de30d70ea8e04d0f9f3f6ca1fe75f14e.png)
![](https://img.xkw.com/dksih/QBM/2014/6/24/1571796334575616/1571796339908608/STEM/be198d5f4dc147c68f13c3b044a2150c.png)
![](https://img.xkw.com/dksih/QBM/2014/6/24/1571796334575616/1571796339908608/STEM/e05874265ac0488f80989b251ffe77f0.png)
![](https://img.xkw.com/dksih/QBM/2014/6/24/1571796334575616/1571796339908608/STEM/7de5ff7fc8eb41cdb8124a18c8a19cb9.png)
![](https://img.xkw.com/dksih/QBM/2014/6/24/1571796334575616/1571796339908608/STEM/d62a7f302fb34a7f8e323d73fbb9bdcd.png)
![](https://img.xkw.com/dksih/QBM/2014/6/24/1571796334575616/1571796339908608/STEM/1df7c50d4fb84225acded3cea958342a.png)
![](https://img.xkw.com/dksih/QBM/2014/6/24/1571796334575616/1571796339908608/STEM/d62a7f302fb34a7f8e323d73fbb9bdcd.png)
![](https://img.xkw.com/dksih/QBM/2014/6/24/1571796334575616/1571796339908608/STEM/2e66759a777646f388f7b1738f629427.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不是充分条件也不是必要条件 |
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A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不是充分条件也不是必要条件 |