nilai x yang memenuhi ³log 9/2 + ³log 4 - ³log x = 1
Matematika
fanexkiabellia1
Pertanyaan
nilai x yang memenuhi ³log 9/2 + ³log 4 - ³log x = 1
1 Jawaban
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1. Jawaban arissayy
3 log 9/2 + 3 log 4 - 3 log x = 1
3 log 9/2 + 3 log 4 - 3 log x = 3 log 3
3 log x = 3 log 3 - 3 log 9/2 + 3 log 4
3 log x = 3 log 3/(9/2).4
3 log x = 3 log 2
x = 2