x:y=2:3 xy=24,求xy各是多少怎么求出来的,不要告我是推出来的,
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x:y=2:3 xy=24,求xy各是多少怎么求出来的,不要告我是推出来的,
x:y=2:3 xy=24,求xy各是多少
怎么求出来的,不要告我是推出来的,
x:y=2:3 xy=24,求xy各是多少怎么求出来的,不要告我是推出来的,
x=4或-4,y=6或-6
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