Given that the point A A\,A has position vector 2i−j+3k2\mathbf{i} - \mathbf{j} + 3\mathbf{k}2i−j+3k and the point B B\,B has position vector 5i+2j−k5\mathbf{i} + 2\mathbf{j} - \mathbf{k}5i+2j−k
Find the vector AB⃗\vec{AB}AB
Find ∣AB⃗∣|\vec{AB}|∣AB∣
42 exam-style questions on Edexcel A Level Maths 12.2 Vectors in 3D. Each one has a worked solution and a mark scheme showing where the marks go.