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
A:Write a function that models the population as a function of time t
b predict when the population will be 50000
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
So, the population after t years is
89000 * 0.982^t
now just find t when the function = 50000