The scalar \( \vec{A} \cdot(\vec{B}+\vec{C}) \times(\vec{A}+\vec{B}+\vec{C}) \) equals
(A) \( [\...
The scalar \( \vec{A} \cdot(\vec{B}+\vec{C}) \times(\vec{A}+\vec{B}+\vec{C}) \) equals
(A) \( [\vec{A} \vec{B} \vec{C}]+[\vec{B} \vec{C} \vec{A}] \)
(B) \( [\vec{A} \vec{B} \vec{C}] \)
(C) None of thes
(D) undefined
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