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向量線性組合的另一種看法
Author:
宋政蒲
Topic:
Vectors 2D (Two-Dimensional)
,
Parallelogram
,
Vectors
線性組合,可以將向量u,向量v的方向與長度,看成新的x軸,y軸正向與單位長度,這樣亦可快速
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