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- Waktu Paruh
t = 40 hari
Nt = 6,25 % = 6,25 / 100 = ¹/₁₆ No
T = ___ ?
Nt = No (¹/₂)ⁿ
¹/₁₆ No = No (¹/₂)ⁿ
¹/₁₆ = (¹/₂)ⁿ
(¹/₂)⁴ = (¹/₂)ⁿ
n = 4
n = t / T
4 = 40 / T
T = 10 hari ← jawaban
waktu paruh 10 hari