Predictions of Malthus' model

This applet shows predictions of the Malthus' model,

, corresponding to different values of

and

Observe how the number of individuals

changes with time for different values of

and of

. Find the function

which allows directly calculate the value of

from

, and

, without calculating the intermediate values from

, and enter it in the input box. Remember that to let GeoGebra consider it as a function you have to use

instead ot

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