Hitunglah: A)(32)dua per lima B)²log 4 + ²log 32 C)²log 160 - ²log 20
Matematika
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Pertanyaan
Hitunglah:
A)(32)dua per lima
B)²log 4 + ²log 32
C)²log 160 - ²log 20
A)(32)dua per lima
B)²log 4 + ²log 32
C)²log 160 - ²log 20
1 Jawaban
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1. Jawaban Anonyme
jawab
a. (32)²/⁵ = (2⁵)²/⁵ = 2² = 4
b.²log 4 + ²log 32 = ²log 2² + ²log 2⁵ = 2 + 5 = 7
c. ²log 160 - ²log 20 = ²log (160/20) = ²log 8 = ²log 2³ = 3