Jawabanmu

2014-09-03T19:16:30+07:00
⁵log4 = q || ⁴log5 = 1/q
³log5 *  ⁵log4 = ³log4 || p * q = pq
³log4 = pq
⁴log3 = 1/pq
⁴log3 + ⁴log5 = ⁴log(5*3) = ⁴log15
1/q + 1/pq = p/pq + 1/pq = 1+p/pq = ⁴log15