已知
,则“
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/120b6dab105ef5caf08a9fffeb8d6e55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/657d55c3ea3132eb6f0582d89694560e.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分也不必要条件 |
更新时间:2023-10-03 22:53:05
|
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单选题
|
较易
(0.85)
名校
解题方法
【推荐1】已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02b25d3b2182f73c6b6a3a7d87d8ff44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fdf7ffd129948e0fc90aa223bac765a.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
名校
解题方法
【推荐2】已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e61c6e33e21ad0b5280d731c9cbaccc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐1】
中,“
”是“
为钝角三角形”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76a3d578986be908f34d83b1726f981a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.充分而不必要条件 | B.必要而不充分条件 |
C.充分必要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
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【推荐2】已知命题
:
中有一个内角为
,是
的三个内角成等差数列充要条件;命题
:“
”是“
”的必要不充分条件,则下列命题正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5fca5062d79546253d025cf3cd59839.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffa3205b1df826d63914dcb55bb3ab43.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次