Respostas

2013-04-12T11:48:48-03:00

logaritmo de 100 na base 1000 = 

 

1000^ x = 100 

 

10 ^ 3x = 10 ^2 

 

3x = 2  ---> cancelando as bases ; 

 

x = 3/2  

2013-04-12T13:15:52-03:00

10000x=100

10^3x=10^2

3x=2

x=3/2