(3 + log x)/(2 - log x) = 4
3 + log x = 8 - 4 log x
log x + 4 log x = 8 - 3
5 log x = 5
log x = 1
x = 10
(3 + log x)/ (2 - log x) = 4
4(2 - log x) = (3 + log x)
8 - 4log x = 3 + log x
Utilizando-se da propriedade do logaritmo fica:
x = 10^1
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(3 + log x)/(2 - log x) = 4
3 + log x = 8 - 4 log x
log x + 4 log x = 8 - 3
5 log x = 5
log x = 1
x = 10
(3 + log x)/ (2 - log x) = 4
4(2 - log x) = (3 + log x)
8 - 4log x = 3 + log x
5 log x = 5
log x = 1
Utilizando-se da propriedade do logaritmo fica:
x = 10^1
x = 10