已知集合A={(x,y)/2x-y+2≥0 x-2y+1≤0 x+y-2≤0,B={(x,y)/x^2+(y-1)^2≤
已知集合A={(x,y)|x≥1y≤1x-y≤2}
已知集合A={(x,y)/2x-y+2≥0 x-2y+1≤0 x+y-2≤0,B={(x,y)/x^2+(y-1)^2≤
已知集合A={(x,y)|y≤√(1-x^2)},集合B={(x,y)|(y-x)(y+x)≤0},若M=A∩B,则M的
设集合A={(x,y)|y≥|x-2|,x>=0},B ={(x,y)|y
已知集合A={(x,y)|y=x+m},B={(x,y)|y=-x^2+2x+1,0
已知集合A={(x,y)|x*x+mx-y+2=0},B={(x,y)|x-y+1=o,0
已知集合A={y|y=log1/2 (x-x²)},B={x|a^(x-3)≤(1/a)^(2x-9),a>0
已知集合A={(x,y)| (y-3)/ (x-1)=2,x,y∈R},B={(x,y)| 4x+ay=16,x,y∈
设集合A={(x,y)|y>=|x-2|,x>=0},B={(x,y)|y
已知集合A={(x,y)|x^2+mx+2=y},B={(x,y)|x-y+1=0,0
定义集合A,B的积A×B={(x,y)|x∈A,y∈B}.已知集合M={x|0≤x≤2π},N={y|cosx≤y≤1}
设集合A={(x,y)|y≥|x-2|,x≥0},B={(x,y)|y≤-x+b},若A∩B≠∅,(x,y)∈A∩B,且