10. The graph at the right shows the total profits of BigBox stores in a certain metropolitan area as a function of the number of stores open in the area. Clearly show/explain how you are using the graph to answer the following questions. a. Mark (4, 12) on the graph. Explain the meaning of this point in the context of the problem. Profits (in millions of dollars) NANESEN o t 3 c. Approximate the profits when there are 20 stores. 2 4 10 16 14 12 G B Number of stores in the area b. Approximate the number of stores needed for the profits to be 16 million dollars. Ans 1.8 Ans 20 22

Q: 11. Solve. a. 3+ (x- 5)2 = 19 @ b. (x+ 3)² = 49 c. 5- (x-1)2=-22 d. -15+ (x+6)² = -7

A:

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