若集合A={(x,y)/x²+y²=1},B={(x,y)/y²=2(x+)},则A∩B=
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若集合A={(x,y)/x²+y²=1},B={(x,y)/y²=2(x+)},则A∩B=
若集合A={(x,y)/x²+y²=1},B={(x,y)/y²=2(x+)},则A∩B=
若集合A={(x,y)/x²+y²=1},B={(x,y)/y²=2(x+)},则A∩B=
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