2020 停課期間 片段 (CORE)

百分數

https://www.youtube.com/playlist?list=PLcnYU1RDLYc-ujvGKsxdiWj_mietl0da5 

不等式

https://www.youtube.com/playlist?list=PLcnYU1RDLYc80oQx9iODSn9cf6j3AAFcb

軌跡

https://www.youtube.com/playlist?list=PLcnYU1RDLYc-9-dKy16QFlCh2njFV9Ilf

對數變換

https://www.youtube.com/playlist?list=PLcnYU1RDLYc-M0luk5KgxdGHMWFTIMuJA

線性規劃

https://www.youtube.com/playlist?list=PLcnYU1RDLYc_FMBIpydGMXOMcE04HmG19