Answer question 13 please Chrome File Edit View History Bookmarks Window Help 53
ID: 2965257 • Letter: A
Question
Answer question 13 please
Chrome File Edit View History Bookmarks Window Help 53%E, Mon 8:53 PM :E 0 A 262 Quiz 4.3 Find The Equation Of The x ( Derivatives involving Abs x New Tab x MC Tangent Line Calculator |>X -> CD www.webassign.net/web/Student/Assignment-Responses/submit?dep-8847296 KellyCrash Course: Chap alking. s....mp4 FAVOR All 2 4. Air dx Do Mo FAVORI J-Mu 13. + 1 points WaneAC6 4.3.079 My Notes The price of crude oil during the period 2000-2010 can be approximated by SHARED P(t) = 6t + 18 dollars per barrel (0 t 10) in year t, where t = 0 represents 2000. Saudi Arabia's crude oil production over the same period can be approximated by DEVICES Go Fir Q(t) =-0.03g? + 0.62t + 8 million barrels per day (O t 10). t Use these models to estimate Saudi Arabia's daily oil revenue and also its rate of change in 2007. (Round your answers to the nearest $1 million.) daily oil revenue rate of change in 2007 $ Untitle... million million/yr SHARED | kellymarie. DEVICES Google... Firefox DIRECT Microsoft 14. 0/1 points | Previous Answers WaneAC6 4.3.074 My Notes kindle Office 2008Explanation / Answer
Revenue: Crude oil produced*cost per barrel
R(t)=P(t)*Q(t)
=(6*t+18)*(-0.036*t^2+0.62*t+8)
=-0.216t^3+3.072*t^2+59.16t+144 (in million usd)
at t=7:
R(t=7)=634.57 million
differentiating R(t) to get rate of hange :
R(t)' = -0.648t^2+6.144t+59.16
at t=7:
=70.416 million/yr