• 1)

    Edexcel S1 June 2012 – Q5
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    Parts (a) and (b):

    Part (c):

    Parts (d) and (e):

  • 2)

    Edexcel S1 January 2008 – Q3
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  • 3)

    Edexcel S1 June 2007 – Q5
    View Solution

    Parts (a) and (b):

    Part (c):

    Part (d):

    Part (e):

    Part (f):