Given Vectors $\mathbf { u } = \langle - 3,1 \rangle$

question 22

Multiple Choice

Given vectors $\mathbf { u } = \langle - 3,1 \rangle$ and $\mathbf { v } = \langle 2 , - 2 \rangle$ , determine the quantity indicated below. $\mathbf { u } \cdot - 4 \mathbf { v }$

• A) 20
• B) \(- 16\)
• C) 2
• D) 32
• E) 14