Daily crude oil production by Pemex, Mexico's national oil company, for 2008–2013 could be approximated by P(t) 0.017t2 - 0.4t + 5.23 million barrels (8 < t s 13), %3D dP HINT [See Example 4.] dt where t is time in years since the start of 2000.t Find the derivative function dP dt At what rate was oil production changing at the start of 2009 (t = 9)? Daily oil production was decreasing at a rate of million barrels per year. Need Help? Read It

Calculus: Early Transcendentals
8th Edition
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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Daily crude oil production by Pemex, Mexico's national oil company, for 2008-2013 could be approximated by
P(t) = 0.017t2 – 0.4t + 5.23 million barrels (8 <t< 13),
dP
HINT [See Example 4.]
dt
where t is time in years since the start of 2000.t Find the derivative function
dP
dt
At what rate was oil production changing at the start of 2009 (t = 9)?
Daily oil production was decreasing at a rate of
million barrels per year.
Need Help?
Read It
Transcribed Image Text:Daily crude oil production by Pemex, Mexico's national oil company, for 2008-2013 could be approximated by P(t) = 0.017t2 – 0.4t + 5.23 million barrels (8 <t< 13), dP HINT [See Example 4.] dt where t is time in years since the start of 2000.t Find the derivative function dP dt At what rate was oil production changing at the start of 2009 (t = 9)? Daily oil production was decreasing at a rate of million barrels per year. Need Help? Read It
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