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ventory A certain bookstore chain has two stores, one in San Francisco and one in Los Angeles. It stocks three kinds of books: hardcover, softcover, and plastic (for infants). At the beginning of January, the central computer showed the following books in stock. Hard Soft Plastic San Francisco 2,000 3,000 5,000 Los Angeles 2,000 5,000 3,000 s sales in January were as follows: 600 hardcover books, 1,300 softcover books, and 1,900 plastic books sold in San Francisco, and 400 hardcover, 200 softcover, and 500 plastic books sold in Los Angeles. The bookstore chain actually maintained the same sales figu ear. Each month, the chain restocked the stores from its warehouse by shipping 500 hardcover, 1,500 softcover, and 1,500 plastic books to San Francisco and 600 hardcover, 600 softcover, and 600 plastic books to Los Angeles. a) Use matrix operations to determine the total sales over the 6 months, broken down by store and type of book. Hard San Francisco Los Angeles San Francisco Los Angeles Soft b) Use matrix operations to determine the inventory in each store at the end of June. Soft Plastic Hard Plastic

ventory A certain bookstore chain has two stores, one in San Francisco and one in Los Angeles. It stocks three kinds of books: hardcover, softcover, and plastic (for infants). At the beginning of January, the central computer showed the following books in stock. Hard Soft Plastic San Francisco 2,000 3,000 5,000 Los Angeles 2,000 5,000 3,000 s sales in January were as follows: 600 hardcover books, 1,300 softcover books, and 1,900 plastic books sold in San Francisco, and 400 hardcover, 200 softcover, and 500 plastic books sold in Los Angeles. The bookstore chain actually maintained the same sales figu ear. Each month, the chain restocked the stores from its warehouse by shipping 500 hardcover, 1,500 softcover, and 1,500 plastic books to San Francisco and 600 hardcover, 600 softcover, and 600 plastic books to Los Angeles. a) Use matrix operations to determine the total sales over the 6 months, broken down by store and type of book. Hard San Francisco Los Angeles San Francisco Los Angeles Soft b) Use matrix operations to determine the inventory in each store at the end of June. Soft Plastic Hard Plastic

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Inventory A certain bookstore chain has two stores, one in San Francisco and one in Los Angeles. It stocks three kinds of books: hardcover, softcover, and plastic (for infants). At the beginning of January, the central computer showed the following books in stock. Soft Plastic San Francisco 2,000 3,000 5,000 Los Angeles 2,000 5,000 3,000 Its sales in January were as follows: 600 hardcover books, 1,300 softcover books, and 1,900 plastic books sold in San Francisco, and 400 hardcover, 200 softcover, and 500 plastic books sold in Los Angeles. The bookstore chain actually maintained the same sales figures for the first 6 months of the year. Each month, the chain restocked the stores from its warehouse by shipping 500 hardcover, 1,500 softcover, and 1,500 plastic books to San Francisco and 600 hardcover, 600 softcover, and 600 plastic books to Los Angeles. (a) Use matrix operations to determine the total sales over the 6 months, broken down by store and type of book. San Francisco Los Angeles Hard San Francisco Los Angeles Hard (b) Use matrix operations to determine the inventory in each store at the end of June. Soft Hard Plastic Soft Plastic
Transcribed Image Text:Inventory A certain bookstore chain has two stores, one in San Francisco and one in Los Angeles. It stocks three kinds of books: hardcover, softcover, and plastic (for infants). At the beginning of January, the central computer showed the following books in stock. Soft Plastic San Francisco 2,000 3,000 5,000 Los Angeles 2,000 5,000 3,000 Its sales in January were as follows: 600 hardcover books, 1,300 softcover books, and 1,900 plastic books sold in San Francisco, and 400 hardcover, 200 softcover, and 500 plastic books sold in Los Angeles. The bookstore chain actually maintained the same sales figures for the first 6 months of the year. Each month, the chain restocked the stores from its warehouse by shipping 500 hardcover, 1,500 softcover, and 1,500 plastic books to San Francisco and 600 hardcover, 600 softcover, and 600 plastic books to Los Angeles. (a) Use matrix operations to determine the total sales over the 6 months, broken down by store and type of book. San Francisco Los Angeles Hard San Francisco Los Angeles Hard (b) Use matrix operations to determine the inventory in each store at the end of June. Soft Hard Plastic Soft Plastic
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