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16. From 1940 through 1996 in the United States, the age to which a newborn can expect to live, where t is the number of years since 1940, can be modeled by: f (t) = 1.78/t –0.3 + 62.7 a. According to the model, what is the life expectancy in at birth in 1940? . b. In what year was the life expectancy at birth 75.7 years?

16. From 1940 through 1996 in the United States, the age to which a newborn can expect to live, where t is the number of years since 1940, can be modeled by: f (t) = 1.78/t –0.3 + 62.7 a. According to the model, what is the life expectancy in at birth in 1940? . b. In what year was the life expectancy at birth 75.7 years?

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section: Chapter Questions
Problem 5T
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16. From 1940 through 1996 in the United States, the age to which a newborn can expect to live, where t is the number of years since 1940, can be modeled by: f (t) = 1.78/t –0.3 + 62.7 a. According to the model, what is the life expectancy in at birth in 1940? . b. In what year was the life expectancy at birth 75.7 years?
Transcribed Image Text:16. From 1940 through 1996 in the United States, the age to which a newborn can expect to live, where t is the number of years since 1940, can be modeled by: f (t) = 1.78/t –0.3 + 62.7 a. According to the model, what is the life expectancy in at birth in 1940? . b. In what year was the life expectancy at birth 75.7 years?
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