名校
1 . 已知集合
,
,则
可以为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b294af6c6bb9f1f8640927cc55b05b90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2 . 已知集合
,
,则
=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a136607ac37cd015126af1862080ce43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51f75c5136baa8a643d210ae617e2e21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-03-12更新
|
386次组卷
|
2卷引用:北京市平谷区2023-2024学年高三下学期质量监控(零模)数学试卷
名校
3 . 已知命题
“
,有
成立”,则
为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5eb2a6a099c8734476ff43de1a8adebe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05bc3c2eecc10bc3da84cdaa36b5d55d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
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4 . 设A是正整数集的一个非空子集,如果对于任意
,都有
或
,则称A为自邻集.记集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95c9e547b17582b99e548037172eeff3.png)
的所有子集中的自邻集的个数为
.
(1)直接写出
的所有自邻集;
(2)若n为偶数且
,求证:
的所有含5个元素的子集中,自邻集的个数是偶数;
(3)若
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/417abc71b8bee465746db0a35e776f0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8ca2371b88985463ba25e4ec1ea453d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95c9e547b17582b99e548037172eeff3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/677fd74842cbce34aed7073cebbd9c58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
(1)直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e47cd514b2920609e3781c87df6ab70.png)
(2)若n为偶数且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/831608f09609c37f757f5bfcd01253f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5818ede14d21f6df9ef9c2bfe09286c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04aba3402e1d191ff96adda7c4af70ef.png)
您最近一年使用:0次
2024-03-12更新
|
448次组卷
|
2卷引用:北京市第八中学2023-2024学年高三下学期3月月考数学试题
名校
5 . 已知直线
,
的斜率分别为
,
,倾斜角分别为
,
,则“
"是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/943b765718479c160ba61ec5c6f8c5f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e29bf5652f0d4f764c3606efcdb445f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/170e5fc5a76c9af942200695e5a54594.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d047592bd4e17871fe66f4ba63cf99b6.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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6 . 已知
,
,则“
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69bbd0aae5a4f6129fc78f88f662f092.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dea134f599285e3d32d2ab3e7186990.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 |
您最近一年使用:0次
2024-03-10更新
|
1249次组卷
|
3卷引用:北京市顺义区第一中学2024届高三下学期3月月考数学试题
名校
7 . 设
为正整数,集合
. 任取集合A中的
个元素(可以重复)
,
,
,
,其中
.
(1)若
,
,直接写出
;
(2)对于
,
,
,证明:
;
(3)对于某个正整数
,若集合A满足:对于A中任意
个元素
,都有
,则称集合A具有性质
. 证明:若
,集合A具有性质
,则
,集合A都具有性质
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89ffdb6f5f778ef4042ebb34676a01d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da0b0e5b6a848ebf56dc9b322439516.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e58913298f228485834ce1a2cdeba90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97565c23be7ddbaa8d5d0a79306b7802.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b71876e8c49840f701497ef410cc604.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52f8aaa7e6e6cff822f11234f76c6ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88ab695c730d189001bc892560da77a4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e4786f5726f9ea2fbec6989c316a8a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b5d37f320c9735b578f7edf5735c696.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc42f408e8973e0f39d09ba3c8d8bea7.png)
(2)对于
![](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/ab46ece2bf2e8fd7155e0d5cb96a1300.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86f56b4669ea734f330fc1a0138e17a8.png)
(3)对于某个正整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2def5aa62f497709e1bd8258583d62fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/898ee117eaceffb2cdc39941f53d2d12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a904c68cfc09c7702602d18d3fc555a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6291d7b91f71daa0b3c4fa02dc7a5ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/899237334c87274dec572e039f5c9521.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c619c428e95993872569147b7ea83cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71b78297a65e7fad69635b19928ecc10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6291d7b91f71daa0b3c4fa02dc7a5ea.png)
您最近一年使用:0次
8 . 已知集合
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/465a2e48794ba82228898bfcec8aba28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa3deee5508475e736ee4750d86072d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d643560d2d2788ba87f95fbd63e861bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0930d60a699e317abf84066ebe975e11.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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9 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b9f70cab8216ee48ef1565578e30383.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976ae97e201e1c53eb55600bc6262d30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
10 . 已知数列
为等比数列,公比为q,前n项和为
,则“
”是“数列
是单调递增数列”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6d7743d2246b3697659737061165297.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/869bd91b437816a098d6fb07956c5496.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 |
您最近一年使用:0次