Mathematics 0580 · IGCSE · Sequences

Sequences — practice question

The initial five terms of a sequence are $-4, 2, 8, 14, 20$.
(main)[2]

For this sequence, find an expression for the $n$th term.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$2(3n-5)$” …

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