Country 2015 2025 Country A 7.4 6.6 Country B 34.1 37.0 Country C 1380.8 1417.7 Country D 67.8 72.7 Country E 323.9 346.8 (a) Find the exponential growth or decay model y = aebt or y = ae−bt for the population of each country by letting t = 15 correspond to 2015. Use the model to predict the population of each country in 2035. (Round your values of b to five decimal places. Round your values of a to one decimal place. Round your population predictions for 2035 to one decimal place.) Country Exponential Model Population in 2035 (in millions)
Country 2015 2025 Country A 7.4 6.6 Country B 34.1 37.0 Country C 1380.8 1417.7 Country D 67.8 72.7 Country E 323.9 346.8 (a) Find the exponential growth or decay model y = aebt or y = ae−bt for the population of each country by letting t = 15 correspond to 2015. Use the model to predict the population of each country in 2035. (Round your values of b to five decimal places. Round your values of a to one decimal place. Round your population predictions for 2035 to one decimal place.) Country Exponential Model Population in 2035 (in millions)
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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The table shows the mid-year populations (in millions) of five countries in 2015 and the projected populations (in millions) for the year 2025.
| Country | 2015 | 2025 |
|---|---|---|
| Country A | 7.4 | 6.6 |
| Country B | 34.1 | 37.0 |
| Country C | 1380.8 | 1417.7 |
| Country D | 67.8 | 72.7 |
| Country E | 323.9 | 346.8 |
(a) Find the exponential growth or decay model
y = aebt or y = ae−bt
for the population of each country by letting
t = 15
correspond to 2015. Use the model to predict the population of each country in 2035. (Round your values of b to five decimal places. Round your values of a to one decimal place. Round your population predictions for 2035 to one decimal place.) | Country | Exponential Model | Population in 2035 (in millions) |
|---|---|---|
| A | y =
|
|
| B | y =
|
|
| C | y =
|
|
| D | y =
|
|
| E | y =
|
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