Cengage books offer the most comprehensive preparation for Mathematics for JEE preparation. They offer you method wise approach  limited solve examples. But the problems are divided into cases. They offer different approaches for the same type of questions and so your knowledge would be deep by the time you are done preparing for the exam. So if you want to buy Cengage books for Mathematics, you wont be disappointed. Having said that, instead of preparing for each subject separately, you can check our JEE Knockout packages at: https://learn.careers360.com/engineering/jee-main/ for a comprehensive material for Physics, Chemistry and Mathematics.

Hii Abhinav!

Cengage book for mathematics is considered one of the important books for the preperation of UG engineering exams such as IIT Jee Mains and Advance.  The author of this book is G. Tewani. The book is indeed a best choice to opt for while preparing for the exam.

Hope this helps.

Good luck!