Respostas

2014-06-17T15:38:40-03:00
X³ : x²  = x³-²   = x 

5ˆ20 : 5ˆ13 =  5ˆ7  =  78.125
2014-06-17T15:42:07-03:00
A Resposta E essa Aqui 3125