People Are in Fantasy, Trying Their Best to Answer Questions

Reborn in ancient times, his family was poor. The first priority at this time: make money! "Ding! The god of learning system is activated." "Please complete 100 exercises on quadratic equations of one variable. Completion reward: a Honggang test paper." "..." "This is ancient times, ancient times! Do the hammer problem!!! What? Trigonometric functions in the school tomorrow?" Although I am studying mathematics, why are there power fluctuations in my body? Is this... Fantasy? This book is also known as [Five years of college entrance examination and three years of simulation, roll them all up for me], [I am just a cram school provider, don't come to me for important matters]