Freshman studied five courses: Mathematical Analysis, Advanced Algebra, Analytic Geometry, Computer and English. Secondly, I added a calligraphy class last semester and a lecture class next semester. We do this, but if the school is different, I may learn differently, but mathematical analysis and advanced algebra must be learned. It was difficult at first, but later it was not easy, but in fact, any major is the same, and you can learn it well as long as you work hard. I don't learn that kind of thing very well. During the exam, all the exams were after-school exercises such as books. There are few books outside. Come if you want to learn. Some of them are the most difficult and important, and I still have to learn them when I am a sophomore.
Update 1: sum of two prime numbers =99.
What is the product of these two prime numbers? (I'm not wrong)
1. The sum of two prime numbers is 99. What is the