Answered

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Given u = ⟨3, 2⟩, v = ⟨1, 5⟩, and the angle between the vectors is 45°, what is u · v?

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Answer:

-7

Step-by-step explanation:

u.v

(3, 2).(1, 5)

3(1)-2(5)

3-10

-7

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