1•2 la 10 +1•2 la 8+1•2 la 5 +1•2³+1•2+1
Va rog !!


Răspuns :

1•2la10+1•2la8+1•2la5+1•2la3+1•2+1=
=1024+256+32+2+1=
=1280+32+2+1=
=1312+2+1=
=1314+1=
=1315