集合N={(x,y)|(x-1)^2}+(y-1)^20},M={(x,y)|x^2+y^2
集合N={(x,y)|(x-1)^2}+(y-1)^20},M={(x,y)|x^2+y^2
若全集I={(x,y)|x,y∈R},集合M={(x,y)|(y-3)/(x-2)},N{(x,y)|y=x=1},则(
1、已知集合M+{(X,Y)丨X+Y=2},N={(X,Y)丨X-Y=4}那么集合M∩N为?
设全集U={(x,y)|x,y属于R},集合M={(x,y)|(y+2)除以(x-2)=1},N={(x,y)|y不等于
设全集U={(x,y)|x,y属于R},集合M={(x,y)|(y-3)除以(x-2)=1},N={(x,y)|y不等于
已知集合M={(x,y)|y=x+1},N={(x,y)||x|+y=2},则集合M∩N中元素的个数是?
集合M={y|y=x^2+2x+1},集合N={x|y=x^2-2x+5},则M交N为?
已知集合M={x|y=√(2-x²)},集合N={y|y=x²-1,x∈R},则M∩N等于
已知集合M={(x,y)|x+y=2},N={(x,y)|x-y=4},那么集合M∩N为?
已知集合M={(x,y)|x^2+y^2=0},N={(x,y)||x|+|y|
设全集U={(x,y)|x,y∈R},集合M={(x,y)|y−3x−2=1},N={(x,y)|y≠x+1},则∁U(
设全集I={(x,y)|x,y∈R},集合M={(x,y)|y-3x-2=1},N={(x,y)|y≠x+1},那∁I(