设全集U={(x,y)|x∈R,y∈R},A={(x,y)|y-4/x-2=0},B={(x,y)|y=3x-2},则(A∩B)的补集=?答案竟然说是{(2,4)}我猪头,很菜的认为是{(x,y)|x≠2,y≠4}我无奈啊,这种题很简单,可是~我的智商哎!
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设全集U={(x,y)|x∈R,y∈R},A={(x,y)|y-4/x-2=0},B={(x,y)|y=3x-2},则(A∩B)的补集=?答案竟然说是{(2,4)}我猪头,很菜的认为是{(x,y)|x
设全集U={(x,y)|x∈R,y∈R},A={(x,y)|y-4/x-2=0},B={(x,y)|y=3x-2},则(A∩B)的补集=?答案竟然说是{(2,4)}我猪头,很菜的认为是{(x,y)|x≠2,y≠4}我无奈啊,这种题很简单,可是~我的智商哎!
设全集U={(x,y)|x∈R,y∈R},A={(x,y)|y-4/x-2=0},B={(x,y)|y=3x-2},则(A∩B)的补集=?
答案竟然说是{(2,4)}
我猪头,很菜的认为是{(x,y)|x≠2,y≠4}
我无奈啊,这种题很简单,可是~我的智商哎!
设全集U={(x,y)|x∈R,y∈R},A={(x,y)|y-4/x-2=0},B={(x,y)|y=3x-2},则(A∩B)的补集=?答案竟然说是{(2,4)}我猪头,很菜的认为是{(x,y)|x≠2,y≠4}我无奈啊,这种题很简单,可是~我的智商哎!
A={(x,y)|y=4,x≠2}
B={(x,y)|y=3x-2}
A∩B=空集
Cu(A∩B)=U={(x,y)|x∈R,y∈R}
题目有问题吧
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