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central computer showed the following books in stock. Hard Soft Plastic San Francisco 2,000 2,000 6,000 Los Angeles 2,000 6,000 2,000 Its sales in January were as follows: 700 hardcover books, 1,300 softcover books, and 1,900 plastic books sold in San Francisce The bookstore chain actually maintained the same sales figures for the first 6 months of the year. Each month, the chain restoc 1,400 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 Soft Plastic San Francisco Los Angeles (b) Use matrix operations to determine the inventory in each store at the end of June. Hard Soft Plastic San Francisco Los Angeles

central computer showed the following books in stock. Hard Soft Plastic San Francisco 2,000 2,000 6,000 Los Angeles 2,000 6,000 2,000 Its sales in January were as follows: 700 hardcover books, 1,300 softcover books, and 1,900 plastic books sold in San Francisce The bookstore chain actually maintained the same sales figures for the first 6 months of the year. Each month, the chain restoc 1,400 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 Soft Plastic San Francisco Los Angeles (b) Use matrix operations to determine the inventory in each store at the end of June. Hard Soft Plastic San Francisco Los Angeles

College Algebra
College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter7: Matrices And Determinants
Section: Chapter Questions
Problem 62RE
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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. Hard Soft Plastic San Francisco 2,000 2,000 6,000 Los Angeles 2,000 6,000 2,000 Its sales in January were as follows: 700 hardcover books, 1,300 softcover books, and 1,900 plastic books sold in San Francisco, and 300 hardcover, 300 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 600 hardcover, 1,400 softcover, and 1,400 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 Soft Plastic San Francisco Los Angeles (b) Use matrix operations to determine the inventory in each store at the end of June. Hard Soft Plastic San Francisco Los Angeles
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. Hard Soft Plastic San Francisco 2,000 2,000 6,000 Los Angeles 2,000 6,000 2,000 Its sales in January were as follows: 700 hardcover books, 1,300 softcover books, and 1,900 plastic books sold in San Francisco, and 300 hardcover, 300 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 600 hardcover, 1,400 softcover, and 1,400 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 Soft Plastic San Francisco Los Angeles (b) Use matrix operations to determine the inventory in each store at the end of June. Hard Soft Plastic San Francisco Los Angeles
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