Baca Juga: Kunci Jawaban Seni Budaya Kelas 9 Halaman 197 Uji Kompetensi Lengkap, Bab 11 Bernyanyi Lagu Populer
c. 15 a
L₁/L₂ = 96π/12π = 8/1 = 8 = m
t₁/t₂ = √8 = √m
15b
V₁/V₂ = 12π/324 π = 1/27 = n
t₁/t₂ = 1/3
= ∛₁
_______
∛27
= ∛n
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