Respostas

2013-04-14T20:44:51-03:00

20-3x6x2

20-36

-16 (-1)

16 = 4²

1 5 1
2013-04-14T20:47:18-03:00

20-3x6x2

20-36

-16(-1)

16=4²

2 5 2