The title isn't hyperbolic. The "Plus" signifies:
If you possess a copy (digital or physical), do not treat it like a workbook. Treat it like a puzzle book. problem plus in iit mathematics a das gupta pdf exclusive
The hallmark of this book is its ability to force the student to link different topics. For example, a question in the Coordinate Geometry chapter might require a deep understanding of Complex Numbers or properties of Determinants to solve efficiently. This builds the "mathematical maturity" required for high-level competitive exams. The title isn't hyperbolic
The PDF is copyrighted by Bharati Bhawan. Distributing or downloading unauthorized copies is piracy. It devalues the author's years of research and the publisher's effort. The hallmark of this book is its ability
Take 10 unsolved problems from the book (random chapters). Give yourself 90 minutes. Problem Plus problems are longer than JEE, so if you solve 7/10 in 90 minutes, you are on track for a top 1000 rank.