f(x)=0.004x^3-0.061x^2+0.299x+0.899 dollars where x is the number of years since 1998, data between 1998 and 2007 a.) ?

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f(x)=0.004x^3-0.061x^2+0.299x+0.899 dollars
where x is the number of years since 1998, data between 1998 and 2007
a.) ?
b.) ?
c.) ?
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F X 0 004x 3 0 061x 2 0 299x 0 899 Dollars Where X Is The Number Of Years Since 1998 Data Between 1998 And 2007 A 1 (21.92 KiB) Viewed 45 times

DETAILS 9. [-/3 Points] The average surcharge for non-account holders who use an ATM can be modeled as f(x) = 0.004x³ -0.061x² + 0.299x + 0.899 dollars where x is the number of years since 1998, data between 1998 and 2007. (a) Write the derivative model for f. f'(x) = LCALCCON5 3.1.027. (b) Estimate the transaction fee in 2012. (Round your answer to two decimal places.) $ (c) Estimate the rate of change of the ATM fee in 2008. (Round your answer to three decimal places.) $ per year Need Help? Read It