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Question

the population of preston is 89000 and is decreasing by 1.8% each year

A:Write a function that models the population as a function of time t

b predict when the population will be 50000
10 years ago

Answers

Steve
decrease of 1.8% is a remaining portion of 98.2%

So, the population after t years is

89000 * 0.982^t

now just find t when the function = 50000
10 years ago

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