选择题:设集合M={(x,y)|2x+3y=8},N={(x,y)|3x+2y=7},则M∩N=
选择题:设集合M={(x,y)|2x+3y=8},N={(x,y)|3x+2y=7},则M∩N=
设集合M={x|y=根号(3-x)},N={y|y=x^2-1,x∈R},则M∩N
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
1.设集合M={y|y=3-x^2},N={y|y=2x^2-1}则M∩N=
设集合M={y|y=x²,x∈R},N={y|y=2-|x|,x∈R},则M∩N?
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(
已知集合M={(x,y)|y=x+3},N={(x,y)|y=-2x+6},则M∩N=______.
设集合M={x|y=根号下x-2},集合N={y|y=x平方,x属于M},则M交N等于
设集合U={y|y=3-x^2﹜,N={y|y=2x^2-1},则M∩N=——
设集合M={x/x=3m+1,m属于Z},N={y/y=3n+2,n属于Z},若x属于M,y属于N,则xy与集合M,N的
设集合M={y/y=3-x^2},N={y/y=2x^2-1},则M交于N=?
设全集u=R,集合M={y=|y=x²+2,x∈U},集合N={y|y=3x,x∈U},则M∩N等于