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Arătați ca numărul:
n= 5^0+5^1+5^2+5^3+........+5^112 este divizibil cu 7.
Va rooooooooooooooooooooooooooooooooooggg!!!!!!!!!!
Ajuuuuuuuuuuuuuuuuuuuuuuuuuuuuuttttttttttttttttttttooooooooooooooooorrrrrrrrrr!!!!!!!!!!!!!!!!!!


Răspuns :

Sigur e corect enunțul? Nu vad sa fie divizibila cu 7,cu 6 este dar nu cu 7