問題詳情

4 令 u, v, w 為空間中向量,則下列敘述何者錯誤?
(A)u ⋅ (u × w) = 0
(B)u ⋅ (ν × w) = (w × u) ⋅ v
(C)u × (v × w) = (u × v) × w
(D)u ⋅(v + w) = u ⋅ v + u ⋅ w

參考答案

答案:C
難度:非常困難0
統計:A(0),B(0),C(0),D(0),E(0)

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