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Verified answer
Kelas 8 MatematikaBab Barisan dan Deret Bilangan
^ = pangkat
a] r = ^(6 - 3)√(U6 : U3)
r = ∛(128 : 16)
r = ∛8
r = 2
b] a = U3 : r²
a = 16 : 2²
a = 16 : 4
a = 4
c] U8 = U6 . r²
U8 = 128 . 2²
U8 = 128 . 4
U8 = 512