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MaRussiya [10]
3 years ago
14

After the closing of the mill, the town of Sawyerville experienced a decline in its population.

Mathematics
1 answer:
vfiekz [6]3 years ago
4 0

Step-by-step explanation:

P(t) = 12,000 (2)^(-t/15)

9,000 = 12,000 (2)^(-t/15)

0.75 = 2^(-t/15)

ln(0.75) = ln(2^(-t/15))

ln(0.75) = (-t/15) ln(2)

-15 ln(0.75) / ln(2) = t

t = 6.23

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