Yidu is a popular blogger, who mainly explains high school math problems. The course is free and attracts many people's attention and love. At present, it has 1 1 ten thousand fans. I won the first prize in the National High School Mathematics League and the first prize in the China Olympic Cooperation Summer Camp.
Many people have consolidated the foundation of mathematics and deeply understood the whole knowledge system framework of high school mathematics by listening to mathematics classes. Its simple teaching method makes students familiar with complex knowledge, helps them to develop their thinking and learn to think, which makes many students fall in love with mathematics.