Question

comparati puterile
19 13
3 si 2

Answer 1

3 la put 19=3la put 4x4+3, =3 la put 4 totul la put 4, x 3 la put 3=
=...1x...7=...7

2 la put 13=2 la put 4x3+1= 2 la put 4totul la put3, x2 la put 1 =
=...6x2=...2
Deci 
3 la put 19 > 2 la put 13