Concept explainers
a.
To predict: The average monthly benefit in 2020 using model.
a.
Answer to Problem 43E
Explanation of Solution
Given information: The average monthly social security benefits B(in dollars) for a
retired worker age 62 or over from 2005 through 2014 can be modeled by,
Calculation:
b.
The limit of the function as t approaches infinity and the limit in the context of the problem.
b.
Answer to Problem 43E
This mean that in the long term ,the average monthly social security benefit approaches $771.25.
Explanation of Solution
Given information: The average monthly social security benefits B(in dollars) for a
retired worker age 62 or over from 2005 through 2014 can be modeled by,
Calculation:
This mean that in the long term ,the average monthly social security benefit approaches $771.25.
c.
To explain: This model is not realistic for long-term predictions of average monthly social security benefits.
c.
Answer to Problem 43E
This model is not realistic because the actual monthly Social Security benefit increases over period of time and will not approach a specific value
Explanation of Solution
Given information: The average monthly social security benefits B(in dollars) for a
retired worker age 62 or over from 2005 through 2014 can be modeled by,
Calculation:
This model is not realistic because the actual monthly Social Security benefit increases over period of time and will not approach a specific value.
Chapter 12 Solutions
EBK PRECALCULUS W/LIMITS
- Calculus: Early TranscendentalsCalculusISBN:9781285741550Author:James StewartPublisher:Cengage LearningThomas' Calculus (14th Edition)CalculusISBN:9780134438986Author:Joel R. Hass, Christopher E. Heil, Maurice D. WeirPublisher:PEARSONCalculus: Early Transcendentals (3rd Edition)CalculusISBN:9780134763644Author:William L. Briggs, Lyle Cochran, Bernard Gillett, Eric SchulzPublisher:PEARSON
- Calculus: Early TranscendentalsCalculusISBN:9781319050740Author:Jon Rogawski, Colin Adams, Robert FranzosaPublisher:W. H. FreemanCalculus: Early Transcendental FunctionsCalculusISBN:9781337552516Author:Ron Larson, Bruce H. EdwardsPublisher:Cengage Learning