I am in 12 and how can I prepare for jee mains exam in 3 months

Dear Abhishek,

The last three months before the JEE Main exam are the most crucial. It is during this time that you cannot afford to lose focus and waste time. In order to know some of the key points which the candidates must keep in mind,  you can read the link that is given below, where the expert mentions some vital points related to mathematics, physics and chemistry.

https://engineering.careers360.com/articles/how-prepare-for-jee-main-in-3-months

I wish you all the very best as you prepare for one of the most coveted engineering exam.