Respuesta :

First find the B coordinate, which is:

[tex]B=(-2,2)[/tex]

Now multiply by a scalar of 1/2

[tex]B^{\prime}=\frac{1}{2}(-2,2)=((\frac{1}{2}*-2),(\frac{1}{2}*2))[/tex][tex]B^{\prime}=(-1,1)[/tex]

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