Hello,

There are many good book to practice well for JEE MAIN but some known and importants are mentioned below:-

1) Objective mathematics by RD SHARMA
2) Plane trigonometry by S L Loney

3) The elements of co ordinate geometry by S L Loney

4) Algebra by Dr S K Goyal Arihant Publications

5) Differential calculus by Amit M Agarwal

6) Complete mathematics for JEE MAIN TMH

Hope it will be helpful for you.

Thank you.