In this example problem, we are given graphs of functions, we identify the points at which the concavity changes, from concave down to concave up (or the other order). When it changes, we have an inflection point.
This video contains examples that are from Business Calculus, 1st ed, by Calaway, Hoffman, Lippman. from the Open Course Library, remixed from Dale Hoffman's Contemporary Calculus text. It was extended by David Lippman to add several additional topics. The text is licensed under the Creative Commons Attribution license. [ Ссылка ]
