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Comparati:4^57 cu 3^76

Răspuns :

[tex] 4^{57}= (4^3)^{19} = 64^{19} \\ 3^{76}= (3^4)^{19}= 81^{19} \\ 64^{19}\ \textless \ 81^{19} \\ deci, 4^{57}\ \textless \ 3^{76} [/tex]