Question 17 — IGCSE 0580 May/June 2023 Paper 11
Cambridge IGCSE Mathematics 0580, Core tier, non-calculator. Topic: Algebra · Sequences. Worth 4 marks.
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Question text
17 (a) The nth term of a sequence is 10-n2.
Write down the first three terms of this sequence.
............... , ............... , ............... [2]
(b) These are the first four terms of another sequence.
7 10 13 16
Find an expression for the nth term of this sequence.
................................................. [2]
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