MCQ
$(10 \vec{i}+\vec{j}+\vec{k}) \times(-4 \vec{i}+7 \vec{j}-11 \vec{k})=$
  • $-18 \vec{i}+106 \vec{j}+74 \vec{k}$
  • B
    $18 \vec{i}-106 \vec{j}-74 \vec{k}$
  • C
    $18 \vec{i}+106 \vec{j}+74 \vec{k}$
  • D
    $5 \vec{i}-6 \vec{j}-7 \vec{k}$

Answer

Correct option: A.
$-18 \vec{i}+106 \vec{j}+74 \vec{k}$
A

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