diketahui 3log 5= p dan 4 log 3 = q nilai 12log 60 =

LogAritMa

3'log 5 = p
4'log 3 = q

12'log 60
= 3'log 60 / 3'log 12
= (3'log (12 × 5)) / (3'log 12)
= ((3'log 12 + 3'log 5) / (3'log 12)
= 1 + (3'log 5)/(3'log 12)
= 1 + p/(3'log 3 + 3'log 4)
= 1 + p/(1 + 1/q)
= 1 + (pq/(1 + q))
= (1 + q + pq) / (1 + q)