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拋物線教學_2016
Author:
Wu Xiao-Ren
Topic:
Parabola
GeoGebra
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?
New Resources
拼砌四邊形
柱體建築師
三位數除以一位數(一)
判斷球體
三位數除以一位數(二)
Discover Resources
All in one (centres of triangle)
聖者即正義
compare angle by Mr LO WY
物理
相似而不断变化的正多边形.许兴华数学
Discover Topics
Difference and Slope
Quadratic Equations
Means
Square
Volume