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Expressing an arithmetic sequence

The starter and exit quiz of the lesson “Expressing an arithmetic sequence”, from the unit “Sequences” (Year 8 Maths) by Oak National Academy.

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Oak National Academy

12 questions

  1. In sequences, a position-to-term rule describes what?
  2. Multiplying x by 4 and subtracting 7 is most simply written as which expression?
  3. Which position-to-term rule satisfies this sequence?
  4. Which position-to-term rule links the pattern number to the number of squares?
  5. For the arithmetic sequence starting 1, 4, 7, 10, 13, ... the position-to-term rule is 'multiply by 3 and subtract 2'. What therefore, is the 100^\text{th} term?
  6. Substitute the value a=6 into the below expressions. Order the value of the expressions from highest to lowest.
  7. The n^\text{th} term of a sequence is the position of a term in a sequence where n stands for the term ___.
  8. In sequences n=20 means what?
  9. In this sequence when n=4 what is the term value?
  10. In this sequence when T=4 what is the term number?
  11. What general rule links pattern number (n) to number of squares (T) in this case?
  12. What general rule links pattern number (n) to the perimeter of each shape?

License: OGL

Expressing an arithmetic sequence · Examplary