# exponential growth and decay question?

The population of Edison, NJ in the year 2010(t=0) was 99,967. In 2018(t=8), the population of Edison was estimated to be 100,693.You may round any decimals to three places.a.Find an exponential model of the form Poe^kt to model Edison’s population.b.Does this model represent exponential growth or exponential decay? Explain.

### 1 Answer

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- BryceLv 71 month ago
a. 100,693= 99,967e^(8k)

ln(100,693/99,967)= 8k

k≈ 0.0009045

P(t)= 99,967e^(0.0009045*t), t= years after 2010.

b. This model represents exponential growth.

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