Nilai x yg memenuhi pers. 9log(x^3) = 2log(8) adlh A.2 B.3 C.4 D.9 E.8

^9 log x³ = ²log 8
^9 log x³ = ²log (2×3)
^9 log x³ = 3

9³ = x³
x = 9

Bab Logaritma
Matematika SMA Kelas X

⁹log (x³) = ²log 8
⁹log x³ = 3
x³ = 9³
x = 9