2 log 8 + 2 log akar 2 - 3.2 log 1/4
Matematika
auliaussalam
Pertanyaan
2 log 8 + 2 log akar 2 - 3.2 log 1/4
2 Jawaban
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1. Jawaban Reinnashita
2 log 8 + 2 log akar 2 - 3.2 log 1/4
= 3 + 1/2 - 3.(-2)
= 3 + 1/2 - (-6)
= 3 + 1/2 + 6
= 9 1/2 -
2. Jawaban Anonyme
Kelas 10 Matematika
Bab Logaritma
^ = pangkat
²log 8 + ²log √2 - 3 . ²log (1/4)
= ²log 2³ + ²log 2^(1/2) - 3 . ²log 2⁻²
= 3 . ²log 2 + (1/2) . ²log 2 - 3 . (-2) ²log 2
= 3 + 1/2 + 6
= 9 1/2