3log(2x-1)=log 1000 brpa nilai x ? tolong dong...

jawab

logaritma

³log (2x  -1 ) = log 1.000

³log (2x -1)= 3
(2x - 1)= 3³

2x - 1 = 27
2x  = 28
x= 14

Jawabannya:

Mapel. : Matematika
Bab. : Logaritma

Pembahasan:

3log(2x-1) = log 1000
3log(2x-1) = 3
(2x-1) = 3³
2x-1 = 27
2x = 1 + 27
2x = 28
x = 28/2
x = 14 →→ Jwbnya

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