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5 marksNumber Sequences and Rules

CSEC Mathematics · January 2013 · Paper 2 · Question 8(b)(i)

The table shows the number of squares in each diagram. Diagram (n) and Number of Squares are given.

Determine the value of a.

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Other parts of this question

  1. 8(a)In your answer booklet, draw the FOURTH diagram in the sequence.[2 marks]
  2. 8(b)(ii)Determine the value of b.[5 marks]
  3. 8(b)(iii)Determine the value of c.[5 marks]
  4. 8(c)Write down, in terms of n, the number of squares in the n^th diagram of the sequence.[3 marks]

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