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Bab Logaritma
Matematika SMA Kelas X

³log² x - 9 . ³log x - 10 = 0
(³log x - 10) . (³log x + 1) = 0
³log x - 10 = 0
³log x = 10
x = 3¹⁰
x = 59.049

³log x + 1 = 0
³log x = -1
x = 3⁻¹
x = 1/3