Jika 2 log 3 = a dan 2 log 5 = b, nilai # log 15 = ?
Matematika
Suliscuplis571
Pertanyaan
Jika 2 log 3 = a dan 2 log 5 = b, nilai # log 15 = ?
2 Jawaban
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1. Jawaban francescotb142
log 15=2log15/2=2log3+2log5/2=a+b/2 -
2. Jawaban Anonyme
Bab Logaritma
Matematika SMA Kelas X
log 15 = ²log 15 : ²log 10
= (²log (3 . 5)) : (²log (5 . 2))
= (²log 3 + ²log 5) : (²log 5 + ²log 2)
= (a + b) / (b + 1)