For the function f(x)=x^3 - 3x^2 - 9x A. Find the critical points of f(x) B. Where is the function f(x) increasing or decreasing C. What are the extreme values (min, max, local or absolute) (x and y coordinates) D. Where is the function f(x) concave up or down E. What are the inflection points (x and y coordinates)

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