Revenue Functions for a Book Publisher Weston Publishing publishes a deluxe edition and a standard edition of its Spantsh-English dictionery. Weston's mane that the number of deluxe editions demanded...

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Extracted text: Revenue Functions for a Book Publisher Weston Publishing publishes a deluxe edition and a standard edition of its Spantsh-English dictionery. Weston's mane that the number of deluxe editions demanded is x copies/day and the number of standard editions demended is y copies/day when the unit prices are P= 25 - 0.009x - 0.002y q- 16 - 0.002x - 0.003y dollers, respectively. (a) Find the daily total revenue function R(x, y). Rx, Y) = -0.000x - 0.003xy +25x – 0.003y + 16y