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Kkiisa
a fost răspuns

a) [tex] \frac{3x-6}{3x-1} [/tex] :[tex] \frac{xy-2y}{9x2-1} [/tex]
b) [tex] \frac{2-x}{3x-12}[/tex] : [tex] \frac{x²-4}{4x-x²} [/tex]

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