Hello Alvina,
Firstly All the best for your future exams. Now coming on books for your preparation of JEE are:
1. For basics must solve RD Sharma
2. S L loney plane trigonometry
3. Pearson ( Specially for JEE Advanced)
4. Previous year book
For JEE mains I'll prefer you too solve papers of 2019, 2020 and 2021 because these are on pattern of NTA and also attempt tests of National Testing Abhyas, it will help you a lot.

Hope this will help you.
Thank you!

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