Sederhanakan a. 1/5log125 = b. 1/8log8 = c. 9log27 - 1/4log16 + log1000

a. 1/5 log 125 ==> 5^-1 log 5³ jadi 3 x -1 = -3

b. 1/8 log 8 ==> 8^-1 log 8¹ jadi 1 x -1 = -1

c. 3² log 3³ - 4^-1 log 4² + 10 log 10³
= 3/2 - (-2) + 3 ==> 3/2 + 5 ==> 3/2+10/2 ==> 13/2