Year 1970 1980 1990 2000 Population (in millions) 249 282 205 227

Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter6: Polynomials
Section6.2: Use Multiplication Properties Of Exponents
Problem 168E: Depreciation Once a new car is driven away from the dealer, it begins to lose value. Each year, a...
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The table shows the U.S. populations for the years 1970, 1980, 1990, and 2000. (Source: U.S. Census Bureau)
(a) Find a cubic polynomial that fits the data and use it to estimate the population in 2010.
(b) The actual population in 2010 was 309 million. How does your estimate compare?

Year
1970 1980 1990 2000
Population
(in millions)
249
282
205
227
Transcribed Image Text:Year 1970 1980 1990 2000 Population (in millions) 249 282 205 227
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