Identify and interpret the decay factor for each of the following.

a.) P= 400×(0.43)^t

decay factor: 0.43
This means that the function decays by ___?___ %

b.) f(t)= 3800×(0.84)^t

decay factor: 0.84
This means that the function decays by ___?___ %

c.) y= 21×(2)^-x

decay factor: 0.5
This means that the function decays by ___?___ %

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  1. a.) P= 400×(0.43)^t

    decay factor: 0.43 <----- correct
    This means that the function decays by 57 % for each period

    the rest are the same

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