1. The following questions refer to Figure 15. (a) How many critical points does f have on [0, 8]? (b) What is the maximum value of f on [0, 8]? (c) What are the local maximum values of f? (d) Find a closed interval on which both the minimum and maximum values of f occur at critical points. (e) Find an interval on which the minimum value occurs at an endpoint. y3fx) 4- 3. 4 6. 8. FIGURE 15

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