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1.11 Vectors

1.11 Vectors

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Question 55

Relative to a fixed origin OOO, the point A A\,A has position vector (2i−3j+4k)(2\mathbf{i} - 3\mathbf{j} + 4\mathbf{k})(2i−3j+4k), the point B B\,B has position vector (5i−10j+2k)(5\mathbf{i} - 10\mathbf{j} + 2\mathbf{k})(5i−10j+2k), and the point C C\,C has position vector (3i−7j−2k)(3\mathbf{i} - 7\mathbf{j} - 2\mathbf{k})(3i−7j−2k).

a.

Find BC⃗\vec{BC}BC.

[2]
b.

Show that the quadrilateral OABC OABC\,OABC 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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