Each chapter of this book is carefully crafted to provide a step-by-step progression, enabling students to develop a strong understanding of the subject and the ability to apply mathematical principles to solve intricate problems. Some of the features like theory and examples are presented in clear and accessible manner. A huge bank of objective questions from every concept of the topic is a special feature of this book. Also, it covers previous years' questions asked in various national level engineering entrance exams like JEE-Main, BIT-SAT, NIMCET, SRMJEE, VITEEE etc. In addition to the national level, various state level entrance exams like MHT-CET, AP EAMCET, KCET, TS EAMCET, WBJEE, GUJCET, PUCET, are duly added. Also, a section called Integer/Numerical/Non-negative Integer Based Questions is introduced which covers integer and numerical type questions asked in previous years' various examinations.