The third term of an arithmetic series is -4 and the sum of the first eight terms of the series is 22.
Find the first term of the series.
Find the common difference.
Find the highest value of n n\,n for which the sum of the first n n\,n terms is less than 200.
Practise Edexcel A Level Maths 3.2 Arithmetic Series with exam-style questions for A Level Maths. 38 questions, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 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.