bagaimana cara menghitung 1/3 log 125+ 1/3 log 10 - 1/3 log 50?

= 1/3 log [(125*10)/50]
= 1/3 log 25
= 3^-1 log 5^2
= -2 * (3 log 5)
 Cari sendiri deh pakai kalkulator.