Mathematics 0580 · IGCSE · Sequences

Sequences — practice question

(a)[2]

Write down the first three terms in this sequence.

(b)[2]

Find a formula for the $n$th term of this sequence.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The correct values are $9, 6, 1$.” …

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI