设全集U={1,2,3,4,5,6},集合A,B都是U的子集,若A交B={1,3,5}则称A,B为 理想配集 ,记{A,B},这样共有几对把他们都列举出来 谢咯!
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设全集U={1,2,3,4,5,6},集合A,B都是U的子集,若A交B={1,3,5}则称A,B为 理想配集 ,记{A,B},这样共有几对把他们都列举出来 谢咯!
设全集U={1,2,3,4,5,6},集合A,B都是U的子集,若A交B={1,3,5}则称A,B为 理想配集 ,记{A,B},这样共有几对
把他们都列举出来 谢咯!
设全集U={1,2,3,4,5,6},集合A,B都是U的子集,若A交B={1,3,5}则称A,B为 理想配集 ,记{A,B},这样共有几对把他们都列举出来 谢咯!
56组,反过来也是
{1,3,5}{1,2,3,5}
{1,3,5}{1,3,4,5}
{1,3,5}{1,3,5,6}
{1,3,5}{1,2,3,4,5}
{1,3,5}{1,2,3,5,6}
{1,3,5}{1,3,4,5,6}
{1,3,5}{1,2,3,4,5,6}
{1,2,3,5}{1,3,4,5}
{1,2,3,5}{1,3,5,6}
{1,2,3,5}{1,2,3,4,5}
{1,2,3,5}{1,3,4,5,6}
{1,2,3,5}{1,2,3,5,6}
{1,2,3,5}{1,2,3,4,5,6}
{1,3,4,5}{1,3,5,6}
{1,3,4,5}{1,2,3,4,5}
{1,3,4,5}{1,3,4,5,6}
{1,3,4,5}{1,2,3,5,6}
{1,3,4,5}{1,2,3,4,5,6}
{1,3,5,6}{1,2,3,4,5}
{1,3,5,6}{1,3,4,5,6}
{1,3,5,6}{1,2,3,5,6}
{1,3,5,6}{1,2,3,4,5,6}
{1,2,3,4,5}{1,2,3,5,6}
{1,2,3,4,5}{1,3,4,5,6}
{1,2,3,4,5}{1,2,3,4,5,6}
{1,2,3,5,6}{1,3,4,5,6}
{1,2,3,5,6}{1,2,3,4,5,6}
{1,3,4,5,6}{1,2,3,4,5,6}
好吧
楼上的你赢了!~