Okay, got your point. So it's not too late brother, you need to get on track quickly now to ensure good score and a good engineering college. Make a proper schedule, go through the syllabus properly, understand it well. Try to follow the schedule regularly, you need to practice maths a lot. For physics, solve as many numericals and mcqs as possible and try to understand maximum concepts. Chemistry is a combination of by hearing and understanding and then practicing more with the mcqs. Try to maintain the same too. Once you get acquainted with these, your confidence will automatically start increasing and then go for mock tests and exams to check where exactly you stand and how you need to improve.

To check the eamcet syllabus and other details click on the following links -:

https://engineering.careers360.com/articles/ap-eamcet-syllabus

https://www.careers360.com/exams/ap-eamcet

Best wishes. Thankyou.