The total annual cost C ($) of an operating pump in a natural gas power plant is a function of the power of the pump x (horsepower): C = $500+ $0.9x+ $4500 X a) Find the optimum x that minimizes the total annual cost. b) Prove that this is the minimum point by taking the second derivative. c) Find the minimum C.
The total annual cost C ($) of an operating pump in a natural gas power plant is a function of the power of the pump x (horsepower): C = $500+ $0.9x+ $4500 X a) Find the optimum x that minimizes the total annual cost. b) Prove that this is the minimum point by taking the second derivative. c) Find the minimum C.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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