三角関数の周期【三角関数が面白いほどわかる】

Trigonometry Made Fun #5 MET Mathematics Cram School http://metprep78.com Veterinary Prep School http://vetprep78.com #Omowaka #One-on-One Exercises ★☆★☆↓↓↓↓　Takahashi Nozomi　★☆★☆↓↓↓↓　 After failing the university entrance exam four times, Takahashi entered the Department of Mathematical Engineering, Faculty of Engineering, Osaka Prefecture University. While still a student, he taught mathematics at cram schools and prep schools in preparation for becoming a prep school instructor. At the age of 30, he founded VET, a veterinary prep school. While only operating from a single location in Osaka, its reputation for high success rates has grown into a prep school attracting students from all over the country, from Hokkaido to Okinawa. Hoping to help those struggling with math, Takahashi now broadcasts math lesson videos under the nickname "Dangerous Queen." His motto is to create high-quality, comprehensive videos.