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inner product of x and y: projection
Author:
tttamaki
GeoGebra
New Resources
円の伸開線
サイクロイド
sine-wave
コイン投げと樹形図
standingwave-reflection
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グラフ
線引きかけ算
ベクトル分解
２次関数のグラフ（軸が動く、上に凸）
楕円に外接する四角形の性質
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Vectors
Multiplication
Conic Sections
Probability
Addition