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Va rog ajutor!!!!!!!!!!

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Răspuns :

[tex] \frac{3}{7} , \frac{3}{3} , \frac{3}{9} , \frac{7}{7} , \frac{7}{9} , \frac{9}{9} [/tex]

[tex]subunitare \frac{3}{7} \frac{3}{9} \frac{7}{9} \\ echiunitare \: \frac{3}{3} \frac{7}{7} \frac{9}{9} [/tex]