[" ratio "2x:3y" equals "],[(4sqrt(4))/(...

[" ratio "2x:3y" equals "],[(4sqrt(4))/(44)(x^(3)-y^(3)):(x^(2)+xy+y^(2))=5:1" and "],[(x^(2)-y^(2)):(x-y)=7:1," and "37y46],[2x:3y" for "4x" ."],[[2x:3y," (b) "2:3]]

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