• 1)

    Edexcel C1 January 2013 – Q6
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    Parts (a) and (b):

    Part (c):

  • 2)

    OCR C1 January 2012 – Q9
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    Part (i) and (ii):

    Part (iii):

  • 3)

    Edexcel C1 June 2011 – Q4
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  • 4)

    Edexcel C1 January 2010 – Q5
    View SolutionHelpful Tutorials