Respostas

2013-03-11T20:17:13-03:00

(-1/3)^-3 = 

 

1/3.1/3.1/3 =

 

27

2013-03-11T20:18:22-03:00

se for assim (-1\3)-3

tirando o mmc

-1-9\3=

resposta:

-10\3