Assume that the population of a species grows according to the model dP — 2(Р— 2) (100 — Р). dt (3.1) Draw the phase line of the system. (3.2) Explain how the population behaves, for the following initial values: (a) P(0) = 1; (b) P (0) = 50; (с) Р () — 150.

Advanced Engineering Mathematics
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Chapter2: Second-order Linear Odes
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Assume that the population of a species grows according to the model
dP
— 2(Р — 2) (100 — Р).
dt
(3.1) Draw the phase line of the system.
(3.2) Explain how the population behaves, for the following initial values:
(а) Р (0)
= I;
(b) P (0) = 50;
(с) Р (0) %—D 150.
Transcribed Image Text:Assume that the population of a species grows according to the model dP — 2(Р — 2) (100 — Р). dt (3.1) Draw the phase line of the system. (3.2) Explain how the population behaves, for the following initial values: (а) Р (0) = I; (b) P (0) = 50; (с) Р (0) %—D 150.
(3.3) Are there any initial population sizes in this model for which the population grows without
bound? Justify your answer.
Transcribed Image Text:(3.3) Are there any initial population sizes in this model for which the population grows without bound? Justify your answer.
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