The revised Seventh edition of this textbook is an outcome of new syllabus of Engineering Mathematics III (AS-301A/AS-401A and AS-301B/AS-401B) for the students of B. Tech. II year (Both III and IV semester in all branches) proposed and implemented by the Mahamaya Technical University (M.T.U.), Noida recently. The book has been renovated in the light of the latest syllabus. It will work as the latest ready reckoner for the readers. The subject matter has been made more lucid and easier to understand. A large number of new solved examples and questions have been added. All the answers have been checked and verified. All the questions of latest university papers have been added in the body of the text. The suggestions from our colleagues and readers have been incorporated at the proper places. An appreciably heavy demand of the book ensures its utility to the users. Separate exercise (TEST YOUR KNOWLEDGE) have been given at the end of each unit. This book is written with a unique style only meant for the welfare of dear students. We
hope that this book will be a strength for them and it will serve their very purpose of attaining excellent results.