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The dot product of u ∙ u = 45 what is the length of u?

User Sabee
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2 Answers

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\textbf{u} \cdot \textbf{u} = 45\\\\\implies |\textbf{u}|^2 =45\\\\\implies |\textbf{u}| = 3√(5)

User Bill Nadeau
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3 votes

Answer:

67 hah why you solve this

User MysterX
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