3) Let f(x) = xex. State the open intervals where f(x) is increasing, decreasing, concave up,...

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3) Let f(x) = xex. State the open intervals where f(x) is increasing, decreasing, concave up, and concave down. 3) Let f(x) = xex. State the open intervals where f(x) is increasing, decreasing, concave up, and concave down.