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help with exponential models

So im a bit confused on how to do q iii) about the rate of change
Reply 1
Original post by nana_901
So im a bit confused on how to do q iii) about the rate of change


Differentiate and set equal to 0.21 (population in 100s) as youve done.
The derivative of
Ae^(kt)
is Ake^(kt)
Reply 2
Original post by mqb2766
Differentiate and set equal to 0.21 (population in 100s) as youve done.
The derivative of
Ae^(kt)
is Ake^(kt)

it worked thank you

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