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Mathematics (AS & A Level) · May / June 2018 · Paper 21 · Question 6

9709

As printed in the paper

The question as text

The cubic polynomial fx is defined by fx = x3 + ax2 + 14x + a + 1, where a is a constant. It is given that x + 2 is a factor of fx .

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Show the answer and mark scheme
  • 6(i)[5]

  • 6(ii)[4]

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