Sometimes listening to a class is much more efficient than studying for a few days by yourself. To tell the truth, the relationship between high school mathematics and junior high school mathematics is not too big. Listen carefully and do a lot of exercises according to the teacher's ideas. Everyone has great potential as long as he is not a fool. In addition, people with high school self-study experience ... are generally at the level of a great god ... junior high school and high school self-study ...
Oh, it depends on what your goal is ... If you want to get a score of 100, you can (we get a perfect score of 150), just focus on some of the contents, and my high school math teacher has calculated it with us in detail. It's hard to tell. Our textbooks are different. If you want high marks ... I guess it's impossible to teach yourself. ...