Dihpression... context below

Dear seniors with all due due respect,

Its hard for me to complete entire maths syllabus from cengage...(due to the sheer volume of questions)

is there any portion that i can just do at basic level and do the rest at adv level...

1 Algebra(almost done)

2 trigo(will start)

3 coordinate geo(thinking about skipping this after the basics of this portion is done )

4 calculus

5 vector and 3d geo

is there any chapter i can leave out??(THANK YOU FOR READING)