Hello Everyone and welcome to free Business Math Learning Channel. ************************************************************************ ************************************************************************* In this video I have explained the solution of sec 16.2: Critical points, First and Second Derivative Tests, Relative Maximum and minimum, concave up and concave down, and point of inflection Examples and problems are taken from the following book: ************************************************************************* Book: Applied Mathematics for Business, Economic and social sciences, By: Frank S. Budnick Edition: 4th Section # 16.2 ************************************************************************* I have provide the link to all other chapters of this book below: • Frank S. Budnick Business Math-II For BBA/MBA *************************************************************************************