This book Mathematics for JEE (Mains & Advanced) is my gift to the aspirants of IIT jee who will surely be benefited by the methodology of this book along with the numerous questions given in every chapter, which are carefully picked from different question papers of various examinations. The solution of every question has a detailed explanation for easy understanding; all the latest questions have been incorporated to help the students know the latest pattern of the questions being asked in exams. In nutshell, I might want to state that this book is an endeavour to fill the craving to turn into an IITian. This book covers target questions alongside point by point solution. Practice sets based on the pattern of examination. Subjective questions with the best representation.