Respostas

2014-06-04T11:07:23-03:00
400 | 2
200 | 2
100 | 2
  50 | 2
  25 | 5
    5 | 5
    1 | 

√400 = √2 x 2 x 2 x 2 x 5 x 5
√400 = √4 x √4 x √25
√400 = 2 x 2 x 5
√400 = 20
1 5 1
2014-06-04T12:41:13-03:00