Revenue In January, the Left Coast Bookstore chain sold 700 hardcover books, 1,600 softcover books, and 2,500 plastic books in San Francisco; it sold 300 hardcover, 400 softcover, and 500 plastic books in Los Angeles. Hardcover books sell for $30 each, softcover books sell for $10 each, and plastic books sell for $15 each. Write a column matrix with the pric data and show how matrix multiplication (using the sales and price data matrices) may be used to compute the total revenue at the two stores. 700 500 $30 $10 [$15] $
Revenue In January, the Left Coast Bookstore chain sold 700 hardcover books, 1,600 softcover books, and 2,500 plastic books in San Francisco; it sold 300 hardcover, 400 softcover, and 500 plastic books in Los Angeles. Hardcover books sell for $30 each, softcover books sell for $10 each, and plastic books sell for $15 each. Write a column matrix with the pric data and show how matrix multiplication (using the sales and price data matrices) may be used to compute the total revenue at the two stores. 700 500 $30 $10 [$15] $
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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Revenue In January, the Left Coast Bookstore chain sold 700 hardcover books, 1,600 softcover books, and 2,500 plastic books in San Francisco; it sold 300 hardcover, 400 softcover, and 500 plastic books in Los Angeles. Hardcover books sell for $30 each, softcover books sell for $10 each, and plastic books sell for $15 each. Write a column matrix with the price data and show how matrix multiplication (using the sales and price data matrices) may be used to compute the total revenue at the two stores.
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Transcribed Image Text:Revenue In January, the Left Coast Bookstore chain sold 700 hardcover books, 1,600 softcover books, and 2,500 plastic books in San Francisco; it sold 300 hardcover, 400 softcover, and 500 plastic books in Los Angeles. Hardcover books sell for $30 each, softcover books sell for $10 each, and plastic books sell for $15 each. Write a column matrix with the price
data and show how matrix multiplication (using the sales and price data matrices) may be used to compute the total revenue at the two stores.
700
500
$30
$10 =
$15
$
$
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