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了解為何 d(lnx)/dx = 1/x
Author:
gklwong
了解為何 d(lnx)/dx = 1/x
GeoGebra
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小数 的副本
兩位數加法
球體建築師
柱體建築師
錐體建築師
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均分除法（整數÷整數）
Geometric Circle
STEM 遇上 GeoGebra 研討會暨工作坊 (小學)
動態模擬(摺紙）(1060724)
給三角形, 求以三頂點為圓心, 作三個外切圓
Discover Topics
Geometric Mean
Arithmetic Mean
Definite Integral
Secant Line or Secant
Poisson Distribution