Given that the point C C\,C has position vector −2i+5j+k-2\mathbf{i} + 5\mathbf{j} + \mathbf{k}−2i+5j+k and the point D D\,D has position vector 4i−j+3k4\mathbf{i} - \mathbf{j} + 3\mathbf{k}4i−j+3k
Find the vector CD⃗\vec{CD}CD
Find ∣CD⃗∣|\vec{CD}|∣CD∣
168 exam-style questions on OCR (MEI) A Level Maths 1.11 Vectors, covering 1.11.1 Language of vectors in two dimensions, 1.11.2 Add, subtract and scale vectors, 1.11.3 Magnitude and direction of a vector, 1.11.4 Position vectors, 1.11.5 Distance between points by position vectors, 1.11.6 Vectors to solve problems, 1.11.7 Language of vectors in three dimensions (A-level only), and 1.11 Vectors. Each one has a worked solution and a mark scheme showing where the marks go.