Given that ∣2i+kj−11k∣=15|2\mathbf{i} + k\mathbf{j} - 11\mathbf{k}| = 15∣2i+kj−11k∣=15
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.