Răspuns :
5 la 7 = 5 x 5 x 5 x 5 x 5 x 5 x 5= 5 x 5 x 5 =125
deci 125 x 125 x 5 =15625 x 5 = 78125
2 la 7 = 2 x 2 x 2 x 2 x 2 x 2 x 2=2 x 2 x 2 = 8
deci 8 x 8 x 2 = 64 x 2 = 128
deci 125 x 125 x 5 =15625 x 5 = 78125
2 la 7 = 2 x 2 x 2 x 2 x 2 x 2 x 2=2 x 2 x 2 = 8
deci 8 x 8 x 2 = 64 x 2 = 128