This book is comprised of two others from the Tan Series, Applied Finite Math, 4/e and Calculus for Managerial, Life and Social Sciences, 3/e. This edition represents an extensively revision, particularly in lowering the level of the calculus material in the text. Praised through two editions for its interesting applications and exercises, these remain a strength of the third edition, along with its strong treatment of systems of equations. The new edition incorporates technology through the addition of computer/graphing calculator exercises and applications are very in tune with every day life scenarios in all types of disciplines.