Question 8 (1 point) 10b. Which of the following is true for the interval (-00, 2) for the graph of f(x) shown below? -5 -3 -2 Of'(x) > 0, f" (x) <0 Of'(x) <0, ƒ" (x) > 0 Of'(x) <0, f" (x) <0 Of'(x) > 0, f" (x) > 0 Question 7 9a. Below is the graph of ƒ (a). For what values of x is f (x) concave up? W Ox > 1 O-1<<1 Ox-1 Ox-1 and > 1

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