Use a position-to-term rule

GCSE · Mathematics · OCR · A23 — Generate sequences from term-to-term and position-to-term rules

Question

(3 marks) A sequence has nth term $u_n = n^2 - 2n + 5$ .

(a) Work out the first three terms. (2) (b) Work out the 10th term. (1)

3 marks · take your time before peeking.

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