Given that the point A A\,A has position vector 2i+5j−k2\mathbf{i} + 5\mathbf{j} - \mathbf{k}2i+5j−k and the point B B\,B has position vector 6i−j+3k6\mathbf{i} - \mathbf{j} + 3\mathbf{k}6i−j+3k
a.
Find the vector AB⃗\vec{AB}AB
[3]
b.
Find ∣AB⃗∣|\vec{AB}|∣AB∣
[3]
1.11.7 Language of vectors in three dimensions (A-level only) Questions
