Solución
⟨
−
2
6
,
1
6
,
1
6
⟩
\bigg \lang −\frac{2}{\sqrt{6}},\frac{1}{\sqrt{6}},\frac{1}{\sqrt{6}}\bigg \rang
⟨
−
6
2
,
6
1
,
6
1
⟩