Given that the point A A\,A has position vector i+2j−k\mathbf{i} + 2\mathbf{j} - \mathbf{k}i+2j−k and the point B B\,B has position vector 2i+4j+2k2\mathbf{i} + 4\mathbf{j} + 2\mathbf{k}2i+4j+2k
Find the vector AB⃗\vec{AB}AB
Find ∣AB⃗∣|\vec{AB}|∣AB∣
309 exam-style questions on Edexcel A Level Maths Vectors, covering 12.1 3D Coordinates, 12.2 Vectors in 3D, 12.3 Solving Geometric Problems, and 12.4 Application to Mechanics. Each one has a worked solution and a mark scheme showing where the marks go.