berapa nilai 3log4 - 3log12 - 3log27 ? tolong dibantu yak.

jawabannya cuma
3log-9

3log 4 - 3log 12 -3log 27
= 3log (4/12.27)
= 3log ( 1/81)
= 3log (1/3^4)
= 3log 3^-4
= -4