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行程 3
Author:
Arthur Lee
GeoGebra
New Resources
Parabola Equation Anatomy
Burj Al Arab
Taylor Series for sin(x)
Truchet patterns
GeoGebra snow
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Memory 60 cards
Awesome things
Test slider
Geometry Reflection 5
NE-center
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Unit Circle
Logarithm
Division
Right Triangles
Standard Deviation