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AssignmentMultiple Choice
The Quadratic Formula
Question 1 of 2 • AZ-College Prep Math B
A sporting goods store uses quadratic equations to monitor the daily cost and profit for various items it sells. The store’s daily profit, y, when soccer balls are sold at x dollars each, is modeled by . Why is there an interval over which the graph decreases?
Answer
A
If the store sells more soccer balls, they can decrease the price.B
If the soccer balls are returned for a refund, the store will lose money.C
If the soccer balls are too expensive, fewer will be sold, reducing profit.