Mathematics 1: basically, you can get all the exams, which is the widest and most difficult. Science and engineering students usually take this exam.

Math II: Including calculus and linear algebra. The scope is not large, but the difficulty is relatively high. Suitable for majors with high requirements for mathematics, such as financial engineering.

Mathematics III and IV include calculus, linear algebra, probability theory and mathematical statistics. Mathematics three should take more tests on infinite series, difference equations and statistics. It is not difficult to apply for non-science majors.

Specifically, Mathematics III is a compulsory course for management and statistics majors. Mathematics IV is a compulsory course for economic majors.

You can look at the number of professional requirements you want to take, and just review according to the outline.