vault backup: 2025-11-04 09:32:53

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Álvaro Antônio de Lacerda Rosário 2025-11-04 09:32:53 -03:00
parent 8a4455082b
commit 547790892d

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@ -13,7 +13,8 @@ $\vec{v} = (x, y)$
Se $A=(1,1)$ e $B=(-1,3)$ encontre os vetores $\vec{AB}$ e $\vec{BA}$
> $AB = (x2 - X1, y2 - y1) = (-1-1, 3-1)$
> $= (-2, 2)$
> $AB = (-2, 2)$
>
> $BA = (x1 - x2, y1 - y2) = (1 -(-1), 1 - 3)$
> $= (2, -2)$
> $BA = (2, -2)$