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

Question

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The Answer of 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

Given Vectors u=⟨−3,1⟩\mathbf { u } = \langle - 3,1 \rangleu=⟨−3,1⟩

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