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一次函数k
Author:
张老师
GeoGebra
New Resources
百分數及其應用
双心四边形
异形操场
盈利與虧蝕
常见四边形是否是双心四边形
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locus wrt two pts on two indep. circle
拋物線與直線相交弓形區域
Percentage(百分法)
均值不等式的一种几何证明.许兴华数学
整数乘法演示
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Angles
Hyperbola
Linear Equations
Statistical Characteristics
Geometric Distribution