A population has size 9000 at time t=0, with t in years.?

(a) If the population decreases by 100 people per year, find a formula for the population, P, at time t.

P(t)=

It is due today

2 Answers

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  • Robert
    Lv 7
    4 years ago
    Best Answer

    This is a linear decrease, since the decrease

    amount is constant (100). So, after t years,

    the number pf people will be P = 9000 - 100t

  • alex
    Lv 7
    4 years ago

    hint:

    P = mt + c , with m , c are constants

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