1 . 设
均为直线,其中
在平面
内,“
”是“
且
”的___________ 条件.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ead7f004a93707d658819c75a89dfa0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e380108ba2cf04e68a5a9393d2b921c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dedfa42c16dd0aefa2928a6e41f3dba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fed6f6eca4ec7116f707b65bfb4b1d43.png)
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2 . 设集合
、
是
的两个非空子集,如果存在一个从
到
的函数
满足:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b62d82123c9bec7eb31f00b065f9d297.png)
,
对任意
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
,当
时,恒有
,那么称这两个集合“保序同构”,以下集合对不是“保序同构”的个数是( )
①
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3be4d65dfa8d8e103e3811ca274477b4.png)
②![](https://staticzujuan.xkw.com/quesimg/Upload/formula/690c0d0dabce28350750d81dcdb3b60f.png)
③![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d8a393588824ad10782352cf0bf1e2b.png)
④![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d07606b2ac86807e44e85cea3134818e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b62d82123c9bec7eb31f00b065f9d297.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eb616e02520d8a13681cf445e8737b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f375a95a73432cc9406e70cda0e9c636.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca971cd8c07a5486ced8c80abebdfdb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e2f24b4fa5308650a244d954f78f09b.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bb91b5ec7b6eaccccedabaf2613d2e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3be4d65dfa8d8e103e3811ca274477b4.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/690c0d0dabce28350750d81dcdb3b60f.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d8a393588824ad10782352cf0bf1e2b.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d07606b2ac86807e44e85cea3134818e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . 已知集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/049457a18cdb4bef79ba547fc7bd1634.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a974b230d394487339d554a44c6f665.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
您最近一年使用:0次
2021-11-14更新
|
266次组卷
|
3卷引用:上海交通大学附属中学2021-2022学年高二上学期期中数学试题
名校
4 . 设
:
,
:
,若
是
的充分非必要条件,则实数
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9987265b5eb51ae7ecd02bb8d7feaff2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc8e7413ac3019f5e06f978b1550fe33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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5 . 对于两个平面
、
,“
内有三个点到
的距离相等”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35f747152f006301e03b643afb80195c.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 |
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2021-11-12更新
|
450次组卷
|
6卷引用:上海市七宝中学2021-2022学年高二上学期期中数学试题
上海市七宝中学2021-2022学年高二上学期期中数学试题(已下线)上海高二上学期期中【夯实基础60题考点专练】(2)陕西省宝鸡市渭滨区2021-2022学年高二上学期期末理科数学试题四川省资阳中学2021-2022学年高二下学期开学考试数学(理)试题四川省资阳中学2021-2022学年高二下学期开学考试数学(文)试题(已下线)1.2.3 充分条件、必要条件
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6 . 棱柱成为直棱柱的一个必要而不充分条件是( )
A.它的一条侧棱垂直于底面 |
B.它的一条侧棱与底面两条边垂直 |
C.它的一个侧面与底面都是矩形 |
D.它的一个侧面与底面的一条边垂直 |
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7 . “棱柱有相邻两个侧面是矩形”是“棱柱是直棱柱”的______________ 条件(填“充分不必要”、“必要不充分”、“充要”、“不充分不必要”)
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8 . “直线a与平面M没有公共点”是“直线a与平面M平行”的____________ 条件.
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解题方法
9 . 若直线
、
是平面
上的两条直线,且
、
均在平面
外,则“
,
”是“
”的 ____ 条件.(填“充分非必要”、“必要非充分”、“充要”、“既非充分又非必要”)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5bbfcfc23f7a2df2c91fe75b757c306.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9144adeacf03b4e4f67a8f60923ffa85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/384a65ca1ee3d7d86b988ca34c885e18.png)
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10 . 设
为平面
外的两条直线,且
,那么
是
的___________ 条件(填:充分非必要、必要非充分、充要、既非充分也非必要)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663a61ad241d5d874c9a9362f0ee917c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83c73bab92781bb0d4b686aecf1a416f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72fbc714c63815dad9a27418f6492f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/530145dc66792725dfa7be842061b29b.png)
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2021-11-09更新
|
250次组卷
|
2卷引用:上海市复兴高级中学2021-2022学年高二上学期期中数学试题