Question

Soal logaritma niih tolong ya

Answer 1

Jawaban: A

Cara:
²log 30 / ²log 0,3 = (²log 2 x 3 x 5) / (²log 3 - (²log 2 + ²log 5))
                        = (1 + b + 1/a) / (b - (1 + 1/a))
                        = (a + ab + 1)/(ab - a - 1)