摘要:设全集I={(x.y)|x.y∈R}.M={(x.y)|=1}.N={(x.y)|y≠x+1}.则= A.φ B.{ D.{(x.y)|y=x+1}
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设全集I={(x,y)|x,y∈R},集合M={(x,y)|
=1},N={(x,y)|y≠x+1},那么(
M)∩(
N)等于
[ ]
A.
![]()
B.
{(2,3)}
C.
(2,3)
D.
{(x,y)|y=x+1}
设全集I={(x,y)|x,y∈R},集合M={(x,y)|
=1},N={(x,y)|y≠x+1},那么(
M)∩(
N)等于
[ ]
A.![]()
B.{(2,3)}
C.(2,3)
D.{(x,y)|y≠x+1}