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3.2 Arithmetic Series

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Question 2
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The first three terms of an arithmetic series are (k−1)(k-1)(k−1), (2k+1)(2k+1)(2k+1) and (4k−5)(4k-5)(4k−5) respectively.

a.

Find the value of the constant kkk.

[2]
b.

Find the sum of the first 15 terms of the series.

[3]
Markscheme

3.2 Arithmetic Series Questions

  1. A Level
  2. /Maths
  3. /3.2 Arithmetic Series

36 exam-style questions on Edexcel A Level Maths 3.2 Arithmetic Series. Each one has a worked solution and a mark scheme showing where the marks go.

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