long time sir again need ur help what do u thnk 'bout jee mathematics by k d joshi is hs sums wrthdoing or not is ds book iit preparation book or not plz sir tll me

Dear aditya JEE mathematics by K d Joshi is good book and have collection of problem , but it is still not recommended.u can purchase it for problem practice.but the theory part and concept you should refer other books here is the list of recommended book http://www.askiitians.com/Important-books-iit-jee.aspx Please feel free to post as many doubts on our discussion forum as you can. If you find any question Difficult to understand - post it here and we will get you the answer and detailed solution very quickly. We are all IITians and here to help you in your IIT JEE preparation. All the best. Regards, Askiitians Experts Badiuddin