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拋物線教學_2016

Egilea:Wu Xiao-Ren

Question:

1. s 與拋物線的關係? 2. 焦點F對s的對稱點? 3. 沿m射向拋物線的光線，反射線為何?

Baliabide berriak

Aurkitu Baliabideak

Aurkitu Gaiak