1 . 已知集合
,定义:当
时,把集合
中所有的数从小到大排列成数列
,数列
的前
项和为
.例如:
时,
,
.
(1)写出
,并求
;
(2)判断88是否为数列
中的项.若是,求出是第几项;若不是,请说明理由;
(3)若2024是数列
中的某一项
,求
及
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bc6c83969f0c67473049709952b50e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d47710bdf547780bc9c29c42423cce2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b33a624f32310f1ef43686ea593ae2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b33a624f32310f1ef43686ea593ae2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8bd390fa43014ff48549a6ca941d38c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cbeede118c407a800b05757b9a1393e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2046390ed7657e860458b026a4ced115.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88ac0dba37b8eb22670b24c350af0b54.png)
(1)写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5ae09a97dd40d6b317a448664bf3816.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd5f4584826926dbc15fae9fb75d36ec.png)
(2)判断88是否为数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f59038077a6db85e9b790b14eecf717a.png)
(3)若2024是数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b33a624f32310f1ef43686ea593ae2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1180a64221e78248cb691ecc21ec18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64e05ea594b5b86bcbbad940b46000f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e9c79f3f90e6ed44e479b2e4ff16f05.png)
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2024-04-17更新
|
1410次组卷
|
5卷引用:天津市南开中学2024届高三下学期模拟检测数学试题
天津市南开中学2024届高三下学期模拟检测数学试题2024届浙江省嘉兴市二模数学试题(已下线)第四套 艺体生新高考全真模拟 (二模重组卷)(已下线)压轴题08计数原理、二项式定理、概率统计压轴题6题型汇总(已下线)压轴题01集合新定义、函数与导数13题型汇总-2
解题方法
2 . 已知全集
,集合
,
.
(1)当
时,求
,
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/442be389c6471b36eff2652b75beb114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdfa70a88eb379a0827370460332f4e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b633bea098879b92ecb9e972033899b7.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71071b073e25042296e04ca98bbcb44e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
3 . 设集合
,
(1)若
,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77eeb27a221c0c16a192cee44b5ed27e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0d45290cd197eea95681b83c270539.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-01-16更新
|
735次组卷
|
4卷引用:天津市和平区2023-2024学年高一上学期1月期末质量调查数学试卷
名校
4 . 已知函数
的定义域为集合
,集合
.
(1)若全集
,
,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c56648ef773429c862db8dc6b3c19ef3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2976c0ca99f49b8ae8451a9825c8a602.png)
(1)若全集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9ee4df3cd0c5982eec8be19e136130.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
5 . 已知集合
.
(1)当
时,求
;
(2)设命题
,命题
,若
是
成立的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bed0b4278d77714c30eed7248fec9035.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)设命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc11e9183ffccd297df4a1c18618bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/218c5309e534904dc6bf768074965239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-12-24更新
|
441次组卷
|
2卷引用:天津市和平区天津一中2023-2024学年高一上学期期末质量调查数学试题
名校
解题方法
6 . 函数
的定义域为
,函数
.
(1)若
时,
的解集为
,求
;
(2)若
时,集合
且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5845cbecc8294aa6eddc0fe24ee10ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8acdcdf2f42bd735b9f1485644c8bfb.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdbf6506e9de40da0f3c51b81b35a901.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fa38ca27c6c0c40d5e36b2ae4fb7ba7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e34f42b3be15518c29e3689c9fe6d6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/237a84d666a88bdad9c99107cddbcbe1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b403520358cdf538fbacff48b55ef7ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解题方法
7 . 已知集合
,集合
.
(1)求
;
(2)设集合
,若
,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/def1d19b4aa44c2a0c4976cb28f5bdde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51a3122e572a93b177b1cb42648485b8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb17a2a90cd479b604258d1258e9636.png)
(2)设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0037bcb701848b1cdcaaf5619bbf42b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2bed4f3b7d72db3b022165360678e8d.png)
您最近一年使用:0次
2023-12-20更新
|
108次组卷
|
2卷引用:天津市嘉诚中学2023-2024学年高一上学期期中质量调查数学试卷
解题方法
8 . 已知全集为
,集合
,
,
.
(1)若
,求
,
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e56e99621044ae5c0122088e096a871.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/809736701db5e90b916bd985d346d7ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f612baabc2d266d13e633966381a767.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/583ae6cd86685bd88dafac430c1eae64.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/354ba538d9b1102e66f631729eecbafd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-12-20更新
|
657次组卷
|
2卷引用:天津市南开区2023-2024学年高一上学期阶段性质量监测(一)数学试题
名校
解题方法
9 . 已知全集
,集合
,
.
(1)求
,
;
(2)求
;
(3)若集合
,且
,则实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/113894538a4779efca78d229f8a2083f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61a3fc21a9328b4c69dd37879f26d57b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9ee4df3cd0c5982eec8be19e136130.png)
(3)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83851117a78bba13b5b10cd70f6beffa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22882310035db6d3d953e060b0c91733.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
10 . 已知集合
,
.
(1)当
时,求
,
;
(2)求能使
成立的
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf737c593feaf628cb90509339737071.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b3dca643f3e13d6a954a7599e44b1c4.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)求能使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次