MA13-06 Maths Watch
Finding the nth Term of a Cubic Sequence
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In this lesson
In this video you'll learn about nth term of a cubic sequence for GCSE Maths, with worked examples and the mistakes examiners report. By the end you'll be able to find and use an expression for the nth term of a simple cubic sequence, extending the second-differences method to a third, constant difference.
What it covers
- 1:35 Nth term of a cubic sequence: six is the cube's fingerprint
- 4:36 Worked example
- 10:43 Exam technique
Key words
For: Cambridge IGCSE 0580
On the specification
| Board | Spec | Statement |
|---|---|---|
| Cambridge IGCSE 0580 | C2.7 | Continue a given number sequence or pattern. |
| Cambridge IGCSE 0580 | E2.7 | Continue a given number sequence or pattern. |
For teachers
This GCSE Maths lesson teaches finding the nth term of a cubic sequence. By the end, students should be able to find and use an expression for the nth term of a simple cubic sequence, extending the second-differences method to a third, constant difference. It works through two worked examples and the mistakes examiners report.