Rules of Sequences

Rules of Sequences

TGM Original Questions

For each of the following sequences, state a rule and write down the next two terms of the sequence.

  1. $41, 46, 51, 56, 61, \dots$
  2. $512, 256, 128, 64, 32, \dots$
  3. $0, 2\pi, 4\pi, 6\pi, 8\pi, \dots$
  4. \(-5, 10, -20, 40, -80, \dots\)

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Answer:(i) Add \(5\): \(66,71\) (ii) Divide by \(2\): \(16,8\) (iii) Add \(2\pi\): \(10\pi,12\pi\) (iv) Multiply by \(-2\): \(160,-320\)

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