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1.1 Proof

1.1 Proof

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Question 10

It is given that (x+3)(x + 3)(x+3) and (x−5)(x - 5)(x−5) are both factors of f(x)f(x)f(x), where f(x)=px3−7x2−43x+qf(x) = px^3 - 7x^2 - 43x + qf(x)=px3−7x2−43x+q

Find the values of p p\,p and qqq.

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Markscheme

1.1 Proof Questions

  1. A Level
  2. /Maths
  3. /1.1 Proof

132 exam-style questions on OCR (MEI) A Level Maths 1.1 Proof, covering 1.1.1 Structure of mathematical proof, 1.1.2 Disproof by counter example, 1.1.3 Proof by contradiction (A-level only), and 1.1 Proof. Each one has a worked solution and a mark scheme showing where the marks go.

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