The first semester of senior one has passed, and I am almost guessing and writing math problems. School will start in a few days. How can I strengthen myself? Future-oriented ...
I suggest memorizing all the formulas first, and don't think about others. Put the formulas one by one when you do the problem.
Mathematics is a very attractive science. A difficult problem is like the sea of Wang Yang. You should try your best to use your knowledge as a boat to cross this sea.