GCSE Maths
GCSE Maths Cubic Sequences (Nth Term) Exam Questions
Free GCSE Maths exam questions on Cubic Sequences (Nth Term), with full model answers. Covers sequences with constant third differences.
Cubic Sequences (Nth Term) exam questions
1 question pack of real past exam questions with its mark scheme. Answer every question without notes, then mark your answers line by line against the mark scheme.
About GCSE Maths Cubic Sequences (Nth Term)
Cubic Sequences (Nth Term) is a Grade 6+ GCSE Maths topic, so it mostly comes up on Higher tier papers. These questions suit Cambridge IGCSE. Work through the pack without notes, then mark every answer against the model answers and redo any you got wrong a few days later.
What you need to know
- Differences Third differences constant.
- Coefficient Third difference ÷ 6 gives the n³ coefficient.
- Remainder Subtract and find the rest.
Common mistakes in Cubic Sequences (Nth Term)
- Stopping at second differences.
- Arithmetic slips.
Try two Cubic Sequences (Nth Term) exam-style questions
1. Third differences are 12. Find the n³ coefficient. (1 mark)
Show the mark scheme answer
2
2. What sequence has third differences constant? (1 mark)
Show the mark scheme answer
A cubic sequence
Cubic Sequences (Nth Term) FAQs
Which exam boards include Cubic Sequences (Nth Term)?
These questions suit Cambridge IGCSE.
What grade is Cubic Sequences (Nth Term) in GCSE Maths?
It is a Grade 6+ topic, so it mostly appears on Higher tier papers.
How should I use these Cubic Sequences (Nth Term) questions?
Answer every question without notes, then check each answer against the model answers and redo the ones you got wrong.
