Given that the point L L\,L has position vector i+6j+3k\mathbf{i} + 6\mathbf{j} + 3\mathbf{k}i+6j+3k and the point M M\,M has position vector 4i−2j+5k4\mathbf{i} - 2\mathbf{j} + 5\mathbf{k}4i−2j+5k
Find the vector LM⃗\vec{LM}LM
Find ∣LM⃗∣|\vec{LM}|∣LM∣
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.