Use the graph of the function x} 0 locate the local extrema and identify the intervals where the function is concave up and concave down 1g\" Q l' Q { I P? ( ]! E; * +10) -+| JP 'F 4i: v . Local minimum Local maximum: Concave up Concave down: . Local minimum Local maximum: Concave up Concave down: . Local minimum Local maximum: Concave up Concave down: . Local minimum Local maximum: Concave up Concave down