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A-levelSequences and series

Sigma notation and series modelling

Express sums compactly and model situations with sequences and series.

2 lessons24 worksheets55 questions

Lessons

These free MathLab Learn guides are arranged in the order they are most useful for this stage.

  1. 01Sigma notation: read, write and evaluate
  2. 02Sequences and series in mathematical modelling

Practise

Practice moves from direct fluency towards application, reasoning and synthesis.

  1. IntroPractice

    Writing and evaluating sigma notation

    Step 1 · 9 worksheets · 32 questions

  2. Practice

    Arithmetic sums and structured exclusions

    Step 2 · 4 worksheets · 4 questions

  3. PracticeChallenge

    Arithmetic and geometric series models

    Step 3 · 10 worksheets · 10 questions

  4. Challenge

    Mixed sigma notation and modelling

    Step 4 · 1 worksheet · 9 questions

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