Mathematics, 02.07.2019 06:00 tnbankspines
Amusic recording company has contracts with two bands. the cds of these bands are released in three countries, britain, canada, and australia. the total number of cds sold in each country is britain, 40,000; canada, 50,000; and australia, 30,000. the cost of advertising for both bands was $2 per cd in britain, $1.50 in canada, and $1 in australia. if matrix a = [2 1.5 1], what is matrix b if ab represents the total advertising cost (in dollars) for all three countries?
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Mathematics, 21.06.2019 15:30
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Mathematics, 21.06.2019 18:30
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Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is Ο cubic inches.
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Amusic recording company has contracts with two bands. the cds of these bands are released in three...
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