9 log 27 - 3 log 9 + 2 log 8 adalah? Beserta caranya

9 log 27 - 3 log 9 + 2 log 8
= 3² log 3³ - 3 log 3² + 2 log 2³
= 3/2 x 3 log 3 - 2 x 3 log 3 + 3 x 2 log 2
= 3/2 x 1 - 2 x 1 + 3 x 1
= 3/2 - 2 + 3
= 3/2 + 1
= 3/2 + 2/2
= 5/2