The table shows life expectancy at birth in the United States for selected years. (a) Does the
Question:
The table shows life expectancy at birth in the United States for selected years.
(a) Does the table define a function?
(b) What are the domain and range?
(c) Call this function f. Give two ordered pairs that belong to f.
(d) Find ƒ(1980). What does this mean?
(e) If ƒ(x) = 76.8, what does x equal?
Transcribed Image Text:
Year 1960 1970 1980 1990 2000 2010 2015 Life Expectancy at Birth (years) 69.7 70.8 73.7 75.4 76.8 78.7 78.8 Data from National Center for Health Statistics.
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a Yes the table defines a function Each year in the domain is associated with a uniq...View the full answer
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Related Book For
Intermediate Algebra
ISBN: 9780134895987
13th Edition
Authors: Margaret Lial, John Hornsby, Terry McGinnis
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