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

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統計： A(2), B(1), C(5), D(0), E(0) #654510

詳解 (共 1 筆)

#1564261

外積沒有交換率

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