Tentukan himpunan penyelesaian persamaan logaritma berikut :

dari definisi logariitma
alog x = n ==> a^n = x
2) 2log 2x = 3
2^3 = 2x
2x = 8
x = 2
3) a^n = x ==> alog x = n
2^log x = 1
log x = 1^2
log x = 1
log x = x log ,x
x = 1