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軌跡方程式
Author:
Ho-Kai Chen
動圓和定圓C外切, 因兩圓相切, 切點隨著動圓而變動... 動圓的圓心軌跡是拋物線
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Open Middle Logarithm Exercises (1)
Is it Isosceles?
Cube of a Binomial - Volume Model
Graphing Logarithmic Functions
Pyramids to Cube
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Slider
H-Linear EQ's (SoE)
Parallel Lines by Congruent Circles
圖形的周界
Conics Eccentricity Slider
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Kite
Symmetry
Curve Sketching
Logic
Straight Lines