空間中的夾角 (1) -- 二直線

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sonichcy2001

sonichcy2001

Күн бұрын

Пікірлер: 2
@wakawakaeheheh
@wakawakaeheheh 8 ай бұрын
請問要如何知道例題二裡的L1、L2的方向向量呢？謝謝
@sonichcy2001
@sonichcy2001 8 ай бұрын
建議先了解：空間中的直線方程式， 可看下方的連結，或搜尋相關內容 kzbin.info/www/bejne/j4iomJKfnbuNnas
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