Jawabanmu

2014-09-10T07:46:41+07:00
Check ulang hitunganny ya. semoga membantu:)
2014-09-10T08:46:26+07:00
5^a = 3 & 3^b = 4 = 5^ab
12log 75
= 3*4log 5*5*3
= 5^a * 5^ab log 125^a
= 5^2ab log 125^a
= a/2ab * 5 log 125
= a/2ab * 3
= 3a/2ab
=a/b