The mean earnings E, in dollars, of workers 18 years and over are given in the table. Year 1975 1980 1985 1990 1995 2000 2005 2010 Mean earnings 8,552 12,665 17, 181 21,793 26, 792 32, 604 41, 231 49, 733 The exponential function of best fit is E = E(1) = 9296(1.05)', where t is the number of years since 1974. %3D Find the rate of change at t= 18 (year 1992). Round your answer to the second decimal place.

Calculus: Early Transcendentals
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ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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The mean earnings E, in dollars, of workers 18 years and over are given in the table.
Year
1975
1980
1985
1990
1995
2000
2005
2010
Mean earnings
8,552
12,665
17, 181
21,793
26, 792
32, 604
41, 231
49, 733
The exponential function of best fit is E = E(1) = 9296(1.05)', where t is the number of years since 1974.
%3D
Find the rate of change at t= 18 (year 1992). Round your answer to the second decimal place.
Transcribed Image Text:The mean earnings E, in dollars, of workers 18 years and over are given in the table. Year 1975 1980 1985 1990 1995 2000 2005 2010 Mean earnings 8,552 12,665 17, 181 21,793 26, 792 32, 604 41, 231 49, 733 The exponential function of best fit is E = E(1) = 9296(1.05)', where t is the number of years since 1974. %3D Find the rate of change at t= 18 (year 1992). Round your answer to the second decimal place.
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