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matrix of rotation transformation
Author:
华杰 苏
Topic:
Matrices
GeoGebra
New Resources
漂亮的摇摆曲线
第八周作业
平行線的斜率
兩位數加法
三位數除以一位數（一）
Discover Resources
quadrilaterals 2
粒子的拋物線軌跡
探索到两定点的距离之积为定值的点的轨迹
數學素養試題
中国节灯笼
Discover Topics
Power Functions
Interest Calculation
Geometric Transformations
Vectors
Standard Deviation