Given that k=6k = 6k=6
Find the magnitude of 3i+kj+2k3\mathbf{i} + k\mathbf{j} + 2\mathbf{k}3i+kj+2k
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.