Respostas

2014-05-02T18:35:29-03:00
49-----/------7
7------/------7
1------------

Portando 49 fatorado = 7²

3 3 3
2014-05-02T18:36:45-03:00
Decompondo o 49.
49|7
7|7
1    7.7=49


6 3 6