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Advanced Engineering Mathematics
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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The total daily revenue (in dollars) that Weston Publishing realizes in publishing and selling its English-language dictionaries is given by R(x,y)=-0.006x² -0.004y² - 0.001xy + 20x + 15y where x denotes the number of deluxe copies and y denotes the number of standard copies published and sold daily. The total daily cost of publishing these dictionaries is given by C(x,y) = 6x + 3y + 200 dollars. Determine how many deluxe copies and how many standard copies Weston should publish each day to maximize its profits. Please round the answers to the nearest integer.What is the maximum profit realizable? Please round the answer to the nearest dollar.
Transcribed Image Text:The total daily revenue (in dollars) that Weston Publishing realizes in publishing and selling its English-language dictionaries is given by R(x,y)=-0.006x² -0.004y² - 0.001xy + 20x + 15y where x denotes the number of deluxe copies and y denotes the number of standard copies published and sold daily. The total daily cost of publishing these dictionaries is given by C(x,y) = 6x + 3y + 200 dollars. Determine how many deluxe copies and how many standard copies Weston should publish each day to maximize its profits. Please round the answers to the nearest integer.What is the maximum profit realizable? Please round the answer to the nearest dollar.
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