Answered: or cars. The total weekly cost, C(x)…

or cars. The total weekly cost, C(x) (in dollars) of producing x tanks is given by C(x) = 20000 + 100x – 0.04x2. a. Find the exact cost of producing the 61st fuel ta

Algebra and Trigonometry (MindTap Course List)

4th Edition

ISBN:9781305071742

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter2: Functions

Section2.4: Average Rate Of Change Of A Function

Problem 4.2E: bThe average rate of change of the linear function f(x)=3x+5 between any two points is ________.

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Question

A company manufactures fuel tanks for cars. The total weekly cost, C(x) (in dollars) of producing x tanks is given by C(x) = 20000 + 100x – 0.04x2.
a. Find the exact cost of producing the 61st fuel tank.
b. Find the marginal cost at a production level of 60 tanks per week and compare your answer to your result in part a.

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