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Mathematics (AS & A Level) · Feb / March 2017 · Paper 12 · Question 10

9709

As printed in the paper

The question as text

x y O B C y = fx A The diagram shows the curve y = fx defined for x > 0. The curve has a minimum point at A and crosses the x-axis at B and C. It is given that dy dx = 2x −2 x3 and that the curve passes through the point 4, 189 16 .

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Show the answer and mark scheme
  • 10(i)[2]

  • 10(ii)[3]

  • 10(iii)[4]

  • 10(iv)[4]

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