From 2005 to 2013, the median usual weekly earnings of full-time wage and salary workers were approximately E(x) 261x X + 8.84 + 647 dollars where x is the number of years after 2005. Differentiating using the Quotient Rule, find E'(4). (Round your answers to two decimal places.) $ Interpret your answer. Median weekly earnings are --Select--- by this amount per year in 2009. Differentiating using the Quotient Rule, find E'(8). (Round your answers to two decimal places.) $ Interpret your answer. Median weekly earnings are ✔ ---Select--- this amount per year in 2013.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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From 2005 to 2013, the median usual weekly earnings of full-time wage and salary workers were approximately
261x
E(x)
=
+ 647
X + 8.84
dollars where x is the number of years after 2005.
Differentiating using the Quotient Rule, find E'(4). (Round your answers to two decimal places.)
Interpret your answer.
Median weekly earnings are ---Select---| by this amount per year in 2009.
Differentiating using the Quotient Rule, find E'(8). (Round your answers to two decimal places.)
Interpret your answer.
Median weekly earnings are
---Select--- this amount per year in 2013.
rising
Need Help? Read It
falling
Transcribed Image Text:From 2005 to 2013, the median usual weekly earnings of full-time wage and salary workers were approximately 261x E(x) = + 647 X + 8.84 dollars where x is the number of years after 2005. Differentiating using the Quotient Rule, find E'(4). (Round your answers to two decimal places.) Interpret your answer. Median weekly earnings are ---Select---| by this amount per year in 2009. Differentiating using the Quotient Rule, find E'(8). (Round your answers to two decimal places.) Interpret your answer. Median weekly earnings are ---Select--- this amount per year in 2013. rising Need Help? Read It falling
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