The arithmetic series SSS is given by
S=7+11+15+19+⋯+303S = 7 + 11 + 15 + 19 + \cdots + 303S=7+11+15+19+⋯+303
Find
the number of terms in the series,
the sum of the series.
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.