2 log 16 - 3 log 27 + 5 log 1 =

²log16-³log27+5^log1=
²log2⁴-³log3³+0
4-3+0=1

Koreksi jika saya salah :)

2log 16 - 3log 27 + 5log 1
= 2log 2^4 - 3log 3^3 + 5log 5^0
= 4 - 3 + 0
= 1