jika Log 2 = a dan log 3 = b , maka log 15 =
Matematika
evahoran11
Pertanyaan
jika Log 2 = a dan log 3 = b , maka log 15 =
1 Jawaban
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1. Jawaban Anonyme
Bab Logaritma
Matematika SMA Kelas X
log 15 = log (30/2)
= log 30 - log 2
= log (3 . 10) - log 2
= log 3 + log 10 - a
= b + 1 - a
= -a + b + 1