Consider the following graph of the polynomial y = f(x): -6 -5 4B -2 1 0 14 15 6. .1- -2 -3 14 -5 -6. a) Give the open interval(s) on which f is increasing. When is f(x) > 0? Answer in interval notation. Estimate r-values when, needed. Give the roots of f(x). Determine an equation for the polynomial f(r).

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