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  1. F

    Mathematics Extension 1 Exam Predictions/Thoughts

    So was it 5 or 14
  2. F

    Mathematics Extension 1 Exam Predictions/Thoughts

    k=5 is right if you wrote it the right way
  3. F

    Mathematics Extension 1 Exam Predictions/Thoughts

    I think both k=5 and k=14 work depending on how you wrote it and if you made it 5^k * 2^(n-k) or 5^(n-k) * 2^k.
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