CBSE 11 &12 class syllabus 2022
To know the official syllabus of CBSE 11 and 12 for the academic year 2021-22 you may visit the link provided below:
http://cbseacademic.nic.in/curriculum_2022.html
For the preparation strategy of class 12 visit the link provided below:
(http://cbseacademic.nic.in/curriculum_2022.html) https://school.careers360.com/articles/cbse-class-12-preparation-tips
I hope my answer helps. All the very best for your future endeavors!