AQA Paper 2 2020 June — Question 7 4 marks

Exam BoardAQA
ModulePaper 2 (Paper 2)
Year2020
SessionJune
Marks4
TopicProof
7
    1. Identify Caroline's mistake.
      7
  2. (ii) Write down a correct version of the proof.
    7
  3. Prove by contradiction that the difference of any rational number and any irrational number is irrational.
    [4 marks] \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\)
    \includegraphics[max width=\textwidth, alt={}]{27339c29-c4a1-480c-b882-930f8dacc7af-12_2492_1722_217_150}
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