If $\mathbf { u } = - 3 \mathbf { i } + 6 \mathbf { j }$

question 160

Multiple Choice

If $\mathbf { u } = - 3 \mathbf { i } + 6 \mathbf { j }$ and $\mathbf { v } = - 6 \mathbf { i } + 5 \mathbf { j }$ , find $\mathbf { w } = 3 \mathbf { u } + 5 \mathbf { v }$ .

• A) \(\mathbf { w } = - 39 \mathbf { i } + 43 \mathbf { j }\)
• B) \(\mathbf { w } = - 33 \mathbf { i } + 43 \mathbf { j }\)
• C) \(\mathbf { w } = - 27 \mathbf { i } + 55 \mathbf { j }\)
• D) \(\mathbf { w } = - 39 \mathbf { i } + 45 \mathbf { j }\)
• E) \(\mathbf { w } = 16 \mathbf { i } - 12 \mathbf { j }\)

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