Question

Repede ajutor repede ​

Answer 1

Răspuns:

$9^{5}$:$3^{9}$-1=$(3^2)^{5}$:$3^9$-1=3^[10]:3^9-1=3-1=2

Sper ca te-am ajutat :)

Edit: La final e 3 la 10 impartit la 3 la 9 minus 1