SOLUTION: A population numbers 19,000 organisms initially and decreases by 7% each year. Suppose P represents population, and the number of years of growth. Write an exponential mode

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: A population numbers 19,000 organisms initially and decreases by 7% each year. Suppose P represents population, and the number of years of growth. Write an exponential mode      Log On


   



Question 1202842: A population numbers 19,000 organisms initially and decreases by 7% each year.
Suppose P
represents population, and
the number of years of growth. Write an exponential model to represent this situation.

Found 2 solutions by ikleyn, math_tutor2020:
Answer by ikleyn(52803) About Me  (Show Source):
You can put this solution on YOUR website!
.

P(t) = 19000%2A%281-0.07%29%5Et,  or 

P(t) = 19000%2A0.93%5Et,    ANSWER


where "t" is the number of years from today.

Solved.

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If you want to see many other similar and different solved problems on population growth,  look into the lesson
    - Population growth problems
in this site.



Answer by math_tutor2020(3817) About Me  (Show Source):
You can put this solution on YOUR website!

You mention "decreases by 7% each year", but then say "the number of years of growth". There's a contradiction here.