题目内容
已知x 2+y 2≤25,则函数
的最大值为
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku_ where sourceid='32859' and id < 2619237 and id<>'2619237' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='32859' and id > 2619237 and id<>'2619237' order by id asc limit 5