Exponential Models
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The size of a flock of birds, \(F\), after \(t\) years is declining exponentially by the function \(F=400 \times(0.8)^t\), as seen in the graph.
i) What is the initial flock of birds?
ii) How many birds were present after 3 years
iii) Estimate the number of years it will take for the population to be 100.
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