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Mathematics · Oct / Nov 2025 · Paper 21 · Question 21

0580

As printed in the paper

Show the answer and mark scheme
  • 21(a)[2]

    [a =] –9 [b =] 7 [2]

    B1 for each or for three correct terms from 6 + 9 5 − 2 5 − 3 5 5 oe

  • 21(b)[2]

    3 2 final answer [2]

    2 ×

    M1 for oe 2

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