Given that ∣ki−8j+4k∣=12|k\mathbf{i} - 8\mathbf{j} + 4\mathbf{k}| = 12∣ki−8j+4k∣=12
Find the two possible values of kkk
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.