Question

5. An approximate formula for the population (P, in millions) of the state of Kansas since 1970 is: P-2.256e where t is the n
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Answer #1

Solution:

We have,

P 2 25€0.004 86 t

let t be the number of years after 1970 when the population becomes 2.54 million,

> 2.54 2.25e 0.086

> e0. 00486t-2.54

0.00486 n 2.54

=>t=24.97\approx 25

The year will be 1970 25-1995

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