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Can sombody help me out with this question I've dont a) but I can't do the other two.

 Jun 5, 2020
 #1
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Parallelogram vector question

\(a) \quad \vec{CA} = 2a\\ b) \quad \vec{AB} = b-a\\ c) \quad \vec{BC} = -a-b \)

 

laugh

 Jun 5, 2020

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