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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
兩位數加法
球体的体积推导（优化版）
【案例】圆柱体内放置一个大球六个小球
拼砌四邊形
GeoGebra笔记功能体验课件
Discover Resources
四角柱體（長方體）的截面
perd fr ctr bisect
對數圖形
Choose the most suitable 'improvised units'(中間人)
sin(x) 的函數圖形的副本
Discover Topics
Curve Sketching
Logarithmic Functions
Arithmetic Mean
Pie Chart or Circle Chart
Pythagoras or Pythagorean Theorem