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Evaluate the Expression r=9,9,4,v=6,9,6,w=6,1,3r = \langle 9 , - 9 , - 4 \rangle , \mathbf { v } = \langle 6 , - 9 , - 6 \rangle , \mathbf { w } = \langle 6 , - 1 , - 3 \rangle

Question 113

Multiple Choice

Evaluate the expression.
- r=9,9,4,v=6,9,6,w=6,1,3r = \langle 9 , - 9 , - 4 \rangle , \mathbf { v } = \langle 6 , - 9 , - 6 \rangle , \mathbf { w } = \langle 6 , - 1 , - 3 \rangle
(r+v) w( \mathbf { r } + \mathbf { v } ) \cdot \mathbf { w }


A) 138
B) 90,18,30\langle - 90 , - 18 , - 30 \rangle
C) 54,81,24\langle - 54 , - 81 , - 24 \rangle
D) 138- 138

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