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scrieti ca puteri ale lui 2/5 fiecare dintre numerele 4/25, 1, 16/625 si 2/5

Răspuns :


[tex] \frac{4}{25} = ( \frac{2}{5} )^{2} \\ [/tex]
[tex]1 = ( \frac{2}{5} )^{0} \\ [/tex]
[tex] \frac{16}{625} = ( \frac{2}{5} ) ^{4} \\ [/tex]
[tex] \frac{2}{5} = ( \frac{2}{5} )^{1} [/tex]