9 log 25 x 5 log 2 - 3 log 54
Matematika
irnaannisa70otw9o3
Pertanyaan
9 log 25 x 5 log 2 - 3 log 54
1 Jawaban
-
1. Jawaban SadonoSukirno
^9log 25 . ^5log 2 - ³log 54
= ³log 5 . ^5log 2 - ³log 54
= ³log 2 - ³log 54
= ³log (2/54)
= ³log (1/27)
= ³log (1/3³)
= -3.³log 3
= -3