The Vector $\mathbf { u } = \langle 3800,5400 \rangle$ Gives the Number of Units of Two Models of Laptops

question 205

Multiple Choice

The vector $\mathbf { u } = \langle 3800,5400 \rangle$ gives the number of units of two models of laptops produced by a company.The vector $\mathbf { v } = \langle 1350,1000 \rangle$ gives the prices (in dollars) of the two models of laptops, respectively.Identify the vector operation used to increase revenue by 3.5%.

• A) \(\mathbf { u } \cdot ( 1.035 ) \| \mathbf { v } \|\)
• B) \(1.035 ( \mathbf { u } \cdot \mathbf { v } )\)
• C) \(1.035 \left\| \mathbf { u } ^ { * } \mathbf { v } \right\|\)
• D) \(1.035 \| \mathbf { u } \| \cdot \mathbf { v }\)
• E) \(1.035 ( \mathbf { u } + \mathbf { v } )\)

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