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Let the popultion of rabbits surviving a...

Let the popultion of rabbits surviving at a time t be governed by the differential equation `(dp(t))/(dt) = (1)/(2) p (t) - 200`. If p(0) = 100, the p(t) equals

A

`400-300e^(t//2)`

B

`300-200e^(-t//2)`

C

`600-500e^(t//2)`

D

`400-300e^(-t//2)`

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