Mathematical collapse
I don't know how many days you said you were doing math problems. What math problem are you doing? Is the math problem an ordinary review math problem or a high number? If it is a high number, there is no way but to practice more and learn slowly, and then study real questions and other related topics. If it is general mathematics, you can search some on the internet, provide counseling materials or other things, hot issues, hot topics, according to.