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Evaluate the Expression r=⟨7,−5,−3⟩,v=⟨2,4,−5⟩,w=⟨1,7,5⟩\mathbf { r } = \langle 7 , - 5 , - 3 \rangle , \mathbf { v } = \langle 2,4 , - 5 \rangle , \mathbf { w } = \langle 1,7,5 \rangle

Question 100

Multiple Choice

Evaluate the expression.
- r=⟨7,−5,−3⟩,v=⟨2,4,−5⟩,w=⟨1,7,5⟩\mathbf { r } = \langle 7 , - 5 , - 3 \rangle , \mathbf { v } = \langle 2,4 , - 5 \rangle , \mathbf { w } = \langle 1,7,5 \rangle
v⋅w\mathbf { v } \cdot \mathbf { w }


A) ⟨−14,20,−15⟩\langle - 14,20 , - 15 \rangle
B) ⟨2,28,−25⟩\langle 2,28 , - 25 \rangle
C) 14
D) 5

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