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Use the Dot Product to Find the Magnitude of U $\mathbf { u } = 4 \mathbf { j }$

Question 295

Multiple Choice

Use the dot product to find the magnitude of u. $\mathbf { u } = 4 \mathbf { j }$

A) 5
B) 6
C) 4
D) 7
E) 8

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