The numbers of millions of Social Security beneficiaries for selected years from 1950 and projected to 2030
Question:
The numbers of millions of Social Security beneficiaries for selected years from 1950 and projected to 2030 are given in the following table.
(a) Find the cubic function that models these data, with x equal to the number of years past 1950. Report the model with 3 significant digits.
(b) Find the point of inflection of the graph of the reported model for x > 0.
(c) Graph this function and discuss what the point of inflection indicates.
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Related Book For
Mathematical Applications For The Management, Life And Social Sciences
ISBN: 9781337625340
12th Edition
Authors: Ronald J. Harshbarger, James J. Reynolds
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