Find the open intervals where the function f(x) = is concave upward or concave downward. Find any inflection points. (x-2) .... Select the correct choice below and, if necessary, fill in the answer box within your choice. DA. The function has a point of inflection at (Type an ordered pair using integers or fractions. Simplify your answer. Use a comma to separate answers as needed.) O B. The function does not have an inflection point.

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