5的负二次方怎么算

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select * from tbl_Articles WHERE ArticleID=194648 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=194648 LIMIT 0,1
select * from tbl_Articles_sphinx where id=194648 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1071043,1086091,1050917,1092312,1074851,1090659,1091952,1084197,1043625,1070967,1090657,1068262,997282,1077639,1067695,1063329,1078294,1123583,1072463,1071595,1078010,1129287,1071089,1077240,1126328,1073915,1084978,1070832,1057491,1077496) ORDER BY field (ArticleID,1071043,1086091,1050917,1092312,1074851,1090659,1091952,1084197,1043625,1070967,1090657,1068262,997282,1077639,1067695,1063329,1078294,1123583,1072463,1071595,1078010,1129287,1071089,1077240,1126328,1073915,1084978,1070832,1057491,1077496)