天气预报15天查询> 其他> 不等式的解集是什么意思

不等式的解集是什么意思

更新时间: 2020-10-29 00:00:00     

一个含有未知数的不等式的所有的解组成这个不等式的解的集合,简称不等式的解集。解集的简介:解集是一个数学用语,指以一个方程(组)或不等式(组)的所有解为元素的集合叫做该方程(组)或不等式(组)的解集。

一般地,用纯粹的大于号“>”、小于号“

关键词: 不等式 什么 意思

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-116710/ | 耗时:0.1760 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=116710 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=116710 LIMIT 0,1
select * from tbl_Articles_sphinx where id=116710 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1131197,1444579,1664807,1063619,1323393,1076267,1068874,1041317,1076720,1305244,2546731,1074184,1696807,1114456,1098809,1118495,3275185,1125169,1067924,1127143,1278515,1470481,1080118,1049548,1068782,1066362,2662119,1305178,1063151,1604244) ORDER BY field (ArticleID,1131197,1444579,1664807,1063619,1323393,1076267,1068874,1041317,1076720,1305244,2546731,1074184,1696807,1114456,1098809,1118495,3275185,1125169,1067924,1127143,1278515,1470481,1080118,1049548,1068782,1066362,2662119,1305178,1063151,1604244)