3log2=a, 2log5=b maka nilai 18 log 30
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3log2=a, 2log5=b maka nilai 18 log 30
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1. Jawaban lailatuliss21
3 log 2 = a, 2 log 5 = b
3 log 2 • 2 log 5 = 3 log 5 = ab
18 log 30 = 3 log 30 / 3 log 18
18 log 30 = 3 log (5×2× 3) / 3 log (9×2)
18 log 30 = 3 log 5 + 3 log 2 + 3 log 3 / 3 log 3^2 + 3 log 2
18 log 30 = (ab + a + 1) / (2 + a)