Question

Dados log a =5 e log c = 2, calcule:

a) log (a/c)

b) loga (a.c)​

Answer 1

A)

log (a/c ) = log a - log c

log (a/c) = 5 - 2

log (a/c ) = 3 (Resposta)

B)

log (a.c) = loa + log c

log(a.c) = 5 + 2

log (a.c) = 7 (Resposta)