tentang logaritma (liat gambar)

karena basisnya sama maka bisa langsung di satukan yg - dibagi yg + dikali
³log 24 - ³log 2√3 + ³log (1/9)² + ³log 9/4
= ³ log {(24 × (1/81) × 9/4) ÷ 2√3}
= ³ log {(2/3) ÷ 2√3}
= ³ log (2/3 × 1/2√3)
= ³ log 1/3√3
= ³ log 3^-1½
= -1½