Some of the removed topics in maths II a syllabus is-Part 1.2.8 of complex numbers and exercise 1(b)

2)3.3 and 3c of quadratic equations.

3)4.4 and 4d of theory of Equations.

4)5.2.1 and 5.6.1 derivaton of npr and ncr formula

5)Full binomial theorem

6)8.4 and 8(a) in Measures of Dispersion.

For more details and downloading the new syllabus pdf you can visit the below link-

https://school.careers360.com/articles/ap-intermediate-syllabus