The table below shows the U.S population from 1970 to 2020. Use the data to respond to the following questions. Year 1790 1800 1810 1820 1830 1840 1850 1860 1870 1880 1890 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 2020 t = Time since 1790 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 Population (Millions) 3.929 5.308 7.240 9.638 12.866 17.069 23.192 31.443 39.818 50.156 62.948 75.995 91.972 105.711 122.775 131.669 150.697 179.323 203.302 226.542 248.710 282.399 308.746 331.449 a. Create a scatter plot representing the relationship between the U.S population and census year. b. Describe any relationships between the time since 1970 and the population. c. Create a formula for the U.S population in terms of the time (t) since 1790. d. Use the model to predict the U.S population in 2050.

The table below shows the U.S population from 1970 to 2020. Use the data to respond to the following questions. Year 1790 1800 1810 1820 1830 1840 1850 1860 1870 1880 1890 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 2020 t = Time since 1790 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 Population (Millions) 3.929 5.308 7.240 9.638 12.866 17.069 23.192 31.443 39.818 50.156 62.948 75.995 91.972 105.711 122.775 131.669 150.697 179.323 203.302 226.542 248.710 282.399 308.746 331.449 a. Create a scatter plot representing the relationship between the U.S population and census year. b. Describe any relationships between the time since 1970 and the population. c. Create a formula for the U.S population in terms of the time (t) since 1790. d. Use the model to predict the U.S population in 2050.

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter4: Polynomial And Rational Functions

Section4.6: Rational Functions

Problem 11SC: Find the mean hourly cost when the cell phone described above is used for 240 minutes.

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