Here are the first 5 terms of a quadratic sequence.
6 15 28 45 66
Find an expression, in terms of nnn, for the n n\,nth term of this sequence.
Practise Eduqas GCSE Maths The Nth Term of a Quadratic Sequence with exam-style questions for Foundation and Higher tier. 48 questions, matched to the Eduqas GCSE Maths (C300QS) specification and written in Component 1 and Component 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.