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[" 2.Vorify "(0)x'+y'=(x+y)(x^(2)-xy+y')...

[" 2.Vorify "(0)x'+y'=(x+y)(x^(2)-xy+y')quad " (ii) "x'-y^(3)=(x-y)(x^(2)+xy+y^(2))],[" 0.Fractorisc cach of the following: "]

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