Circular Reasoning
What Circular Reasoning means in Further Mathematics GCSE, as defined for OCR.
Definition of Circular Reasoning
Check what you remember
Read the wording for your board, then hide it and explain Circular Reasoning in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A logical fallacy where you assume the statement you are trying to prove is true at the start of your argument. This invalidates the proof and earns zero marks.
Topics that use Circular Reasoning
- Pure Core (OCR GCSE)
Related terms
- Completing the Square
- Divisibility
- Identity
- Irreducible Quadratic
- Proof
- Consecutive Integers
- Even Integer
- Improper Rational Function
Using Circular Reasoning in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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