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Spotting a quadratic sequence

Spotting a quadratic sequence

Difference table for the sequence 7, 15, 27, 43 showing first differences +8, +12, +16 and constant second differences +4, +4

A sequence is a list of numbers following a rule, and the position of each term is called the term number nnn. The nth term is a formula that gives the value of a term for any chosen position.

The Nth Term of a Quadratic Sequence Lesson

  1. GCSE
  2. /Maths
  3. /The Nth Term of a Quadratic Sequence

Step-by-step lessons covering OCR GCSE Maths The Nth Term of a Quadratic Sequence for Foundation and Higher tier. Each lesson works through exam-style questions in the written papers format. Build fluency with number, ratio and algebra first, since geometry, probability and statistics topics rely on them, and leave extra time nearer the exam for Higher-tier problem-solving and multi-step reasoning questions.

Lessons