Here are the first 5 terms of a quadratic sequence.
-8 5 24 49 80
Show that the n n\,nth term is 3n2+4n−153n^2 + 4n - 153n2+4n−15
Hence, determine whether 465 is a term in the sequence.
201 exam-style questions on OCR GCSE Maths The Nth Term of a Quadratic Sequence. Each one has a worked solution and a mark scheme showing where the marks go.