Answers Precalculus Dot Product and Work — Unit testQuestion 19

19

QuizMultiple Choice

Dot Product and Work — Unit test

Question 19 of 25 • Precalculus

Suppose vector u = , |v| = 6, and the angle between the vectors is 120°. What is u · v?

Answer

A

–8.19

B

–6

C

6

D

8.19

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