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y=tanx
Author:
陳柄何
GeoGebra
New Resources
常见四边形是否是双心四边形
双心四边形
正方形雪花图案
盈利與虧蝕
第八周作业
Discover Resources
機率統計
優良作品3
反射路徑(角落進洞)
Rolling Square
test22
Discover Topics
Symmetry
Linear Programming or Linear Optimization
Trigonometry
Pythagoras or Pythagorean Theorem
Definite Integral