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2 marksSimplifying Vector Expressions

CSEC Mathematics · January 2005 · Paper 2 · Question 13(b)(iii)

In the diagram, M is the midpoint of CE. OF = a, OC = b and FE = 2 OF. Express in terms of a and b in simplified form:

Express CM in terms of a and b in simplified form.

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Other parts of this question

  1. 13(a)(i)Calculate PQ, writing your answer in the form [x, y].[3 marks]
  2. 13(a)(ii)Calculate |PQ|.[3 marks]
  3. 13(b)(i)Express CF in terms of a and b in simplified form.[2 marks]
  4. 13(b)(ii)Express CE in terms of a and b in simplified form.[2 marks]
  5. 13(b)(iv)Express MG in terms of a, b, and k.[3 marks]
  6. 13(b)(v)Determine the value of k for which MG = CO.[3 marks]

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