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相向而行的兩行進波
Author:
ipc Wang
f(x,t)=sin(3x-2t) g(x,t)=sin(3x+2t)
GeoGebra
New Resources
柱體建築師
異分母分數減法
算柱 (兩位數)
GeoGebra笔记功能体验课件
画直线等分三角形的面积
Discover Resources
Proof of Pythagoras Theorem(1) 畢氏定理的証明(1)
解題的結果
公因數應用題
四角柱算體積(可以切開)
空间中两直线的位置关系
Discover Topics
Arithmetic Mean
Differential Calculus
Sequences and Series
Normal Distribution
Interest Calculation