Hello Abhinandhana

Yes of course!!!

JEE is quite tough entrance examination that's why it requires the strategy of preparation. It is best to prepare by self study but you have to started in class 11th standard because it needs time to develop concept… ok first of all analyse the JEE syllabus and pattern of question papers thoroughly.

1 . First of all complete NCERT Book it is necessary to take a glance on it and for board preparation you have to go through if you are from CBSE.

Even almost 70% of JEE Aspirant qualifying JEE in first attempt.

Second thing materials which you choose for preparation is worth for JEE or not…..

For materials , there are numerous JEE coaching institute in India which provides JEE stuff!! but you have to choose one which is relevant and used to… and having easy in language which is beneficial for grasping quickly. Like DLP from top institute

Hello!
JEE Advanced is we,, toughter than JEE Mains to say the least. But there are many students who do clear the exam, even in their first attempt. If you're applying for Advanced I wish you good luck, and my advise would be to study well, keep your basics clear, and be logical about the questions you attempt.

Good luck!