Nilai dari 2log 16 . 4 log 8 + 3 log 9 adalah. .
Matematika
annyrecanabjayana
Pertanyaan
Nilai dari 2log 16 . 4 log 8 + 3 log 9 adalah. .
1 Jawaban
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1. Jawaban rifaulfah
2^log 16 = 2^log 4 + 2^log 4 = 2+ 2 =4
4^ log 8 = 2^2 log 2^3 = 3. 2^log 2 / 2.2^log 2 = 3.1/2.1 = 3/2
3^log 3^3 = 3.3^log 3 / 3^log 3 = 3.1/3.1 = 3/3 = 1
Jadi,
4 . 3/2 + 1 = 6 + 1 = 7