Choose the One Alternative That Best Completes the Statement or Answers

question 148

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Find the requested vector.
- $$\mathbf { w } = 3 \mathbf { i } - 3 \mathbf { j } - \mathbf { k }$$
Find a vector orthogonal to both $\mathbf { w }$ and $\mathbf { j } + \mathbf { k }$ .

• A) \(- 4 \mathbf { i } - 2 \mathbf { j } + 4 \mathbf { k }\)
• B) \(4 \mathbf { i } - 2 \mathbf { j } + 2 \mathbf { k }\)
• C) \(- 2 \mathbf { i } - 3 \mathbf { j } + 3 \mathbf { k }\)
• D) \(3 \mathbf { i } - 3 \mathbf { j } - 2 \mathbf { k }\)

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