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Mathematics (AS & A Level) · May / June 2016 · Paper 13 · Question 10

9709

As printed in the paper

The question as text

The function f is such that fx = 2x + 3 for x ≥0. The function g is such that gx = ax2 + b for x ≤q, where a, b and q are constants. The function fg is such that fgx = 6x2 −21 for x ≤q.

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Show the answer and mark scheme
  • 10(i)[3]

  • 10(ii)[2]

  • 10(iii)[1]

  • 10(iv)[3]

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