Mathematics for IGCSE & O level - Vectors (Section 2 - No. 25)
In the triangle ABC, if \(\vec{AB} = \vec{p}\) and \(\vec{AC} = \vec{q}\), which of the following represents \(\vec{BC}\)?
\(\vec{p} + \vec{q}\)
\(\vec{q} - \vec{p}\)
\(\vec{p} - \vec{q}\)
\(\vec{q} + \vec{p}\)
Giải thích
BC = AC - AB = q - p