Respostas

2014-03-24T13:55:31-03:00
Log2.log5=log10
0,30.0,70= log10
0,21=log10


log2.log2.log2=log8
0,30.0,30.0,30=log8
0,027=log8
1 5 1
isso ta errado, propriedades de logaritimos
2014-03-24T14:03:43-03:00
Log10= log(2 x 5)= log2 + log5
log10= 0,3 + 0,7
log10= 1,0