Foundation November 2018 Paper 1 Q26
26 Here are the first four terms of a sequence.
28 23 18 13
Find the \(n\)th term of the sequence. [2]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| \(33 - 5n\) oe | 2 | M1 for \(-5n + k\) oe or for \(mn + 33\) oe (\(m \ne 0\)) | condone use of other variable condone \(n = 33 - 5n\) for 1 mark |