Note If you are asked for value s give your answer as a

Last updated: 10/27/2023

Note If you are asked for value s give your answer as a single value e g 17 or a comma separated list e g 1 2 3 or NONE If you are asked for an interval give your answer in interval notation Type INF for oo and INF for Let which has the following derivatives f x 2xe x 4 e f x 2e 2xe 2xe x 4 e a Find the locations the x values of the points of inflection b Determine the x intervals on which f is concave up or down The left most interval is The middle interval is The right most interval is f x x 4 e and on this interval f is and on this interval f is I and on this interval f Concave Down