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In an earlier week, an online music store sold 1000 albums at a price $10 per...

In an earlier week, an online music store sold 1000 albums at a price $10 per album. When price was lowered to $7, the number of albums sold rose to 1500 albums per week. a. What is the linear demand function? b. What is the demand if price is raised to $12 per album? c. What is the revenue when price is $12 per album?

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