Here are the first four terms of an arithmetic sequence.
43, 73, 103, 1334\sqrt{3},\ 7\sqrt{3},\ 10\sqrt{3},\ 13\sqrt{3}43, 73, 103, 133
Write down an expression, in terms of nnn, for the n n\,nth term of the sequence.
Give your answer in exact form.
208 exam-style questions on OCR GCSE Maths Sequences (Nth Term). Each one has a worked solution and a mark scheme showing where the marks go.