SOLUTION: Suppose that in any given year, the number of cases of a disease is reduced by 20%. If there are 10000 cases today, how many years will it take to reduce the number of cases to 100

Question 779483: Suppose that in any given year, the number of cases of a disease is reduced by 20%. If there are 10000 cases today, how many years will it take to reduce the number of cases to 1000? Be sure to write the exponential equation used.
Answer by reviewermath(1029) (Show Source): You can put this solution on YOUR website!
Q:
Suppose that in any given year, the number of cases of a disease is reduced by 20%. If there are 10000 cases today, how many years will it take to reduce the number of cases to 1000? Be sure to write the exponential equation used.
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A:

≈ 10.31885 years

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