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1.11 Vectors

1.11 Vectors

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Question 11

In a particle physics experiment, relative to a fixed origin OOO, particle L L\,L is at position (−i+4j+2k)(- \mathbf{i} + 4\mathbf{j} + 2\mathbf{k})(−i+4j+2k), particle M M\,M is at (2i+j+8k)(2\mathbf{i} + \mathbf{j} + 8\mathbf{k})(2i+j+8k), and particle N N\,N is at (3i−3j+6k)(3\mathbf{i} - 3\mathbf{j} + 6\mathbf{k})(3i−3j+6k).

a.

Find the vector MN⃗\vec{MN}MN.

[2]
b.

Show that the quadrilateral OLMN OLMN\,OLMN is a parallelogram, giving reasons for your answer.

[3]
Markscheme

1.11 Vectors Questions

  1. A Level
  2. /Maths
  3. /1.11 Vectors

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.

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