Life Expectancy The figure gives the number of years the average woman is estimated to liv...

Life Expectancy The figure gives the number of years the average woman is estimated to live beyond age 65 during selected years between 1950 and 2030. Let x represent the year and let y represent the expected number of years a woman will live past age 65. Write y = f(x) and answer the following questions:

a. What is f(1960) and what does it mean?

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b. What is the life expectancy for the average woman in 2010?

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c. In what year was the average woman expected to live 19 years past age 65?