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Cat face 1 supra 5+1 supra 5-1 supra 3?

Răspuns :


[tex] \dfrac{1}{5} + \dfrac{1}{5} - \dfrac{1}{3} = \dfrac{2}{5}^{ \cdot 3} - \dfrac{1}{3}^{ \cdot 5} = \dfrac{6}{15} - \dfrac{5}{15} = \dfrac{1}{15} [/tex]