³log 25 . 5 log 81 - ³ log 2
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            ³log 25 . 5 log 81 - ³ log 2
               
            
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1. Jawaban Anonyme
Bab Logaritma
Matematika SMA Kelas X
³log 25 . ⁵log 81 - ³log 2
= ³log 81 . ⁵log 25 - ³log 2
= ³log 3⁴ . ⁵log 5² - ³log 2
= 4 . (³log 3) . 2 . (⁵log 5) - ³log 2
= 8 - ³log 2
atau
= 8 - (log 2 : log 3)
= 8 - (0, 301 : 0,477)
= 8 - 0,631
= 7,369