题目内容
设全集U={(x,y)|x,y∈R},集合,集合N={y≠x+1},那么CUM∪N=________
设全集U={(x,y)|x∈R,y∈R},A={(x,y)|=1},B={(x,y)|y=x+1},求A∩B.
设全集U={(x,y)|x,y∈R},集合M={(x,y)},N={(x,y)|y≠x-4},那么(CUM)∩(CUN)等于
{(2,-2)}
{(-2,2)}
(CUN)
设全集U={(x,y)|x,y∈R},M={(x,y)|=1},N={(x,y)|y≠x+1},那么(CUM)∩(CUN)=
φ
{(2,3)}
(2,3)
{(x,y)|y≠x+1}
设全集U={(x,y)| x∈R,y∈R},集合M=,
P={(x,y)| y≠x+1},那么CU(M∪P)等于( ).
A. B.{(2,3)}
C.(2,3) D.{(x,y)| y=x+1}