Your major online bookstore is in direct competition with Amazon.com, BN.com, and BooksAMillion.com. Your company's daily revenue in dollars is given by R(x, y, z)= 10,000 0.01x -0.02y 0.01z + 0.00001yz, where x, y, and are the online daily revenues of Amazon.com, BN.com, and BooksAMillion.com, respectively. (a) If, on a certain day, Amazon.com shows revenue of $13,000, while BN.com and BooksAMillion.com each show $6,000, what does the model predict for your company's revenue that day? $ (b) If Amazon.com and BN.com each show daily revenue of $6,000, give an equation showing how your daily revenue depends on that of BooksAMillion.com. R(Z) = X

Your major online bookstore is in direct competition with Amazon.com, BN.com, and BooksAMillion.com. Your company's daily revenue in dollars is given by R(x, y, z)= 10,000 0.01x -0.02y 0.01z + 0.00001yz, where x, y, and are the online daily revenues of Amazon.com, BN.com, and BooksAMillion.com, respectively. (a) If, on a certain day, Amazon.com shows revenue of $13,000, while BN.com and BooksAMillion.com each show $6,000, what does the model predict for your company's revenue that day? $ (b) If Amazon.com and BN.com each show daily revenue of $6,000, give an equation showing how your daily revenue depends on that of BooksAMillion.com. R(Z) = X

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter8: Rational Expressions And Equations

Section8.9: Use Direct And Inverse Variation

Problem 501E: The force needed to break a board varies inversely with its length. If Tom uses 20 pounds of...

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