Find the Angle Between $u$ And $\mathbf { Y }$ $\mathbf { u } = ( - 5,3 ) , \mathbf { v } = \langle \sqrt { 2 } , 7 )$

question 78

Essay

Find the angle between $u$ and $\mathbf { Y }$ .
$\mathbf { u } = ( - 5,3 ) , \mathbf { v } = \langle \sqrt { 2 } , 7 )$

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