Respostas

2014-06-25T16:04:20-03:00
log  625_{(5)} + log  100 + log  27_{(3)} \\ log   5^{4} _{(5)} +log   10^{2} _{(10)} + log   3^{3} _{(3)} \\   4log  5_{(5)} + 2log  10_{(10)} + 3log  3_{(3)}

Quando base e logaritmando são iguais, o log  = 1

4 . 1 + 2. 1 + 3. 1  \\ 4 + 2 + 3 \\ 9