The problems in calculus are difficult but they are workable. This textbook on Differential Calculus for Engineering aspirants exactly based on the same premise. The book covers the required calculus concepts at this level and the strategies for solving the problems by breaking them down into easily manageable steps. The elaboration is simple and engaging with a clear objective of taking out the mystique attached with the calculus problems. Starting with a short review of mathematical tools the book discussed the idea of differentiation.
According to me this book and it's brother integral calculus book makes whole calculus,an IIT aspirant must read books.This books make problems so easy that you can solve every problem given in JEE.