Mathematics for IGCSE & O level - Vectors (Section 2 - No. 28)
In triangle ABC, if \(\vec{AB} = \vec{u}\), \(\vec{BC} = \vec{v}\), and \(\vec{CA} = \vec{w}\), then what is \(\vec{u} + \vec{v} + \vec{w}\) equal to?
\(\vec{0}\)
\(\vec{AB}\)
\(\vec{BC}\)
\(\vec{CA}\)
Explanation
u+v+w = AB + BC + CA = 0
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