Given $\mathbf { u } = \langle - 3,7 \rangle$ And $\mathbf { v } = \langle 1 , - 5 \rangle$

question 48

Multiple Choice

Given $\mathbf { u } = \langle - 3,7 \rangle$ and $\mathbf { v } = \langle 1 , - 5 \rangle$ , find $\mathbf { u } \cdot \mathbf { v }$ .

• A) 32
• B) \(- 3\)
• C) \(- 38\)
• D) 22
• E) 8

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