Question

dados dados log a = 5 e log c = 2 calcule

a) log [ a/c

b) log (a.c)​

Answer 1

a) log [ a/c ] = loga - logc = 5 - 2 = 3 ✓

b) log (a.c) = loga + logc = 5 + 2 = 7 ✓