1/2 log 16 - 9 log √27 + 25 log 1/5=

Bab Logaritma
Matematika SMA Kelas X

^ = pangkat

^(1/2)log 16 - ⁹log √27 + ²⁵log (1/5)
= ^(2⁻¹)log 2⁴ - ^(3²)log (3³)^(1/2) + (5²)log (5⁻¹)
= (4/-1) . ²log 2 - (3/2) . ³log 3 + (-1/2) . ⁵log 5
= -4 - 3/2 - 1/2
= -4 - 4/4
= -4 - 1
= -5