Given $\mathbf { u } = \langle - 5 , - 6 \rangle$ and $\mathbf { v } = \langle - 6 , - 5 \rangle$ , find $u^. v $ .
A)0
B)30
C)60
D)61
E)-11

Name: Given $\mathbf { u } = \langle - 5 , - 6 \rangle$ and $\mathbf { v } = \langle - 6 , - 5 \rangle$ , find $u^. v $ . A)0 B)30 C)60 D)61 E)-11
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The dot product $ \mathbf{u} \cdot \mathbf{v} $ is calculated as $ (-5)(-6) + (-6)(-5) = 30 + 30 = 60 $.

Given u=⟨−5,−6⟩\mathbf { u } = \langle - 5 , - 6 \rangleu=⟨−5,−6⟩

Given $\mathbf { u } = \langle - 5 , - 6 \rangle$