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Given u=3,7\mathbf { u } = \langle - 3,7 \rangle And v=1,5\mathbf { v } = \langle 1 , - 5 \rangle

Question 48

Multiple Choice

Given u=3,7\mathbf { u } = \langle - 3,7 \rangle and v=1,5\mathbf { v } = \langle 1 , - 5 \rangle , find uv\mathbf { u } \cdot \mathbf { v } .


A) 32
B) 3- 3
C) 38- 38
D) 22
E) 8

Correct Answer:

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